{"id": "RHSA-2012:0731", "hash": "4c3988a40b7310cdb4575b9b8ee5fffa", "type": "redhat", "bulletinFamily": "unix", "title": "(RHSA-2012:0731) Moderate: expat security update", "description": "Expat is a C library written by James Clark for parsing XML documents.\n\nA denial of service flaw was found in the implementation of hash arrays in\nExpat. An attacker could use this flaw to make an application using Expat\nconsume an excessive amount of CPU time by providing a specially-crafted\nXML file that triggers multiple hash function collisions. To mitigate\nthis issue, randomization has been added to the hash function to reduce the\nchance of an attacker successfully causing intentional collisions.\n(CVE-2012-0876)\n\nA memory leak flaw was found in Expat. If an XML file processed by an\napplication linked against Expat triggered a memory re-allocation failure,\nExpat failed to free the previously allocated memory. This could cause the\napplication to exit unexpectedly or crash when all available memory is\nexhausted. (CVE-2012-1148)\n\nAll Expat users should upgrade to these updated packages, which contain\nbackported patches to correct these issues. After installing the updated\npackages, applications using the Expat library must be restarted for the\nupdate to take effect.\n", "published": "2012-06-13T04:00:00", "modified": "2018-06-06T20:24:37", "cvss": {"score": 5.0, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P"}, "href": "https://access.redhat.com/errata/RHSA-2012:0731", "reporter": "RedHat", "references": [], "cvelist": ["CVE-2012-0876", "CVE-2012-1148"], "lastseen": "2019-08-13T18:45:33", "history": [{"bulletin": {"id": "RHSA-2012:0731", "hash": "", "type": "redhat", "bulletinFamily": "unix", "title": "(RHSA-2012:0731) Moderate: expat security update", "description": "Expat is a C library written by James Clark for parsing XML documents.\n\nA denial of service flaw was found in the implementation of hash arrays in\nExpat. An attacker could use this flaw to make an application using Expat\nconsume an excessive amount of CPU time by providing a specially-crafted\nXML file that triggers multiple hash function collisions. To mitigate\nthis issue, randomization has been added to the hash function to reduce the\nchance of an attacker successfully causing intentional collisions.\n(CVE-2012-0876)\n\nA memory leak flaw was found in Expat. If an XML file processed by an\napplication linked against Expat triggered a memory re-allocation failure,\nExpat failed to free the previously allocated memory. This could cause the\napplication to exit unexpectedly or crash when all available memory is\nexhausted. (CVE-2012-1148)\n\nAll Expat users should upgrade to these updated packages, which contain\nbackported patches to correct these issues. After installing the updated\npackages, applications using the Expat library must be restarted for the\nupdate to take effect.\n", "published": "2012-06-13T04:00:00", "modified": "2017-03-03T17:47:34", "cvss": {"score": 5.0, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:NONE/I:NONE/A:PARTIAL/"}, "href": "https://access.redhat.com/errata/RHSA-2012:0731", "reporter": "RedHat", "references": [], "cvelist": ["CVE-2012-1148", "CVE-2012-0876"], "lastseen": "2017-03-07T05:18:57", "history": [], "viewCount": 4, "enchantments": {}, "objectVersion": "1.4", "affectedPackage": [{"packageFilename": "expat-devel-2.0.1-11.el6_2.s390x.rpm", "OS": "RedHat", "arch": "s390x", "packageName": "expat-devel", "OSVersion": "6", "packageVersion": "2.0.1-11.el6_2", "operator": "lt"}, {"packageFilename": "expat-devel-2.0.1-11.el6_2.ppc64.rpm", "OS": "RedHat", "arch": "ppc64", "packageName": "expat-devel", "OSVersion": "6", "packageVersion": "2.0.1-11.el6_2", "operator": "lt"}, {"packageFilename": 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implementation of hash arrays in\nExpat. An attacker could use this flaw to make an application using Expat\nconsume an excessive amount of CPU time by providing a specially-crafted\nXML file that triggers multiple hash function collisions. To mitigate\nthis issue, randomization has been added to the hash function to reduce the\nchance of an attacker successfully causing intentional collisions.\n(CVE-2012-0876)\n\nA memory leak flaw was found in Expat. If an XML file processed by an\napplication linked against Expat triggered a memory re-allocation failure,\nExpat failed to free the previously allocated memory. This could cause the\napplication to exit unexpectedly or crash when all available memory is\nexhausted. (CVE-2012-1148)\n\nAll Expat users should upgrade to these updated packages, which contain\nbackported patches to correct these issues. After installing the updated\npackages, applications using the Expat library must be restarted for the\nupdate to take effect.\n", "published": "2012-06-13T04:00:00", "modified": "2017-07-28T19:31:12", "cvss": {"score": 5.0, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:NONE/I:NONE/A:PARTIAL/"}, "href": "https://access.redhat.com/errata/RHSA-2012:0731", "reporter": "RedHat", "references": [], "cvelist": ["CVE-2012-0876", "CVE-2012-1148"], "lastseen": "2017-08-02T22:57:56", "history": [], "viewCount": 4, "enchantments": {}, "objectVersion": "1.4", "affectedPackage": [{"packageVersion": "1.95.8-11.el5_8", "packageName": "expat-debuginfo", "packageFilename": "expat-debuginfo-1.95.8-11.el5_8.i386.rpm", "arch": "i386", "operator": "lt", "OSVersion": "5", "OS": "RedHat"}]}, "lastseen": "2017-08-02T22:57:56", "differentElements": ["affectedPackage", "modified"], "edition": 2}, {"bulletin": {"id": "RHSA-2012:0731", "hash": "", "type": "redhat", "bulletinFamily": "unix", "title": "(RHSA-2012:0731) Moderate: expat security update", "description": "Expat is a C library written by James Clark for parsing XML documents.\n\nA denial of service flaw was found in the implementation of hash arrays in\nExpat. An attacker could use this flaw to make an application using Expat\nconsume an excessive amount of CPU time by providing a specially-crafted\nXML file that triggers multiple hash function collisions. To mitigate\nthis issue, randomization has been added to the hash function to reduce the\nchance of an attacker successfully causing intentional collisions.\n(CVE-2012-0876)\n\nA memory leak flaw was found in Expat. If an XML file processed by an\napplication linked against Expat triggered a memory re-allocation failure,\nExpat failed to free the previously allocated memory. This could cause the\napplication to exit unexpectedly or crash when all available memory is\nexhausted. (CVE-2012-1148)\n\nAll Expat users should upgrade to these updated packages, which contain\nbackported patches to correct these issues. After installing the updated\npackages, applications using the Expat library must be restarted for the\nupdate to take effect.\n", "published": "2012-06-13T04:00:00", "modified": "2017-09-08T12:18:24", "cvss": {"score": 5.0, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:NONE/I:NONE/A:PARTIAL/"}, "href": "https://access.redhat.com/errata/RHSA-2012:0731", "reporter": "RedHat", "references": [], "cvelist": ["CVE-2012-0876", "CVE-2012-1148"], "lastseen": "2017-09-09T07:19:14", "history": [], "viewCount": 4, "enchantments": {"score": {"value": 7.8, "modified": "2017-09-09T07:19:14"}}, "objectVersion": "1.4", "affectedPackage": [{"packageVersion": "1.95.8-11.el5_8", "packageName": "expat-debuginfo", "packageFilename": "expat-debuginfo-1.95.8-11.el5_8.i386.rpm", "arch": "i386", "operator": "lt", "OSVersion": "5", "OS": "RedHat"}, {"packageVersion": "1.95.8-11.el5_8", "packageName": "expat-debuginfo", "packageFilename": "expat-debuginfo-1.95.8-11.el5_8.x86_64.rpm", "arch": "x86_64", "operator": "lt", 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documents.\n\nA denial of service flaw was found in the implementation of hash arrays in\nExpat. An attacker could use this flaw to make an application using Expat\nconsume an excessive amount of CPU time by providing a specially-crafted\nXML file that triggers multiple hash function collisions. To mitigate\nthis issue, randomization has been added to the hash function to reduce the\nchance of an attacker successfully causing intentional collisions.\n(CVE-2012-0876)\n\nA memory leak flaw was found in Expat. If an XML file processed by an\napplication linked against Expat triggered a memory re-allocation failure,\nExpat failed to free the previously allocated memory. This could cause the\napplication to exit unexpectedly or crash when all available memory is\nexhausted. (CVE-2012-1148)\n\nAll Expat users should upgrade to these updated packages, which contain\nbackported patches to correct these issues. 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Clark for parsing XML documents.\n\nA denial of service flaw was found in the implementation of hash arrays in\nExpat. An attacker could use this flaw to make an application using Expat\nconsume an excessive amount of CPU time by providing a specially-crafted\nXML file that triggers multiple hash function collisions. To mitigate\nthis issue, randomization has been added to the hash function to reduce the\nchance of an attacker successfully causing intentional collisions.\n(CVE-2012-0876)\n\nA memory leak flaw was found in Expat. If an XML file processed by an\napplication linked against Expat triggered a memory re-allocation failure,\nExpat failed to free the previously allocated memory. This could cause the\napplication to exit unexpectedly or crash when all available memory is\nexhausted. (CVE-2012-1148)\n\nAll Expat users should upgrade to these updated packages, which contain\nbackported patches to correct these issues. After installing the updated\npackages, applications using the Expat library must be restarted for the\nupdate to take effect.\n", "published": "2012-06-13T04:00:00", "modified": "2018-06-06T20:24:37", "cvss": {"score": 5.0, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:NONE/I:NONE/A:PARTIAL/"}, "href": "https://access.redhat.com/errata/RHSA-2012:0731", "reporter": "RedHat", "references": [], "cvelist": ["CVE-2012-0876", "CVE-2012-1148"], "lastseen": "2018-06-06T18:04:25", "history": [], "viewCount": 4, "enchantments": {"score": {"value": 5.0, "vector": "NONE"}}, "objectVersion": "1.4", "affectedPackage": [{"OS": "RedHat", "OSVersion": "5", "arch": "i386", "packageName": "expat-debuginfo", "packageVersion": "1.95.8-11.el5_8", "packageFilename": "expat-debuginfo-1.95.8-11.el5_8.i386.rpm", "operator": "lt"}, {"OS": "RedHat", "OSVersion": "5", "arch": "x86_64", "packageName": "expat-debuginfo", "packageVersion": "1.95.8-11.el5_8", "packageFilename": "expat-debuginfo-1.95.8-11.el5_8.x86_64.rpm", 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After installing the updated\npackages, applications using the Expat library must be restarted for the\nupdate to take effect.\n", "published": "2012-06-13T04:00:00", "modified": "2018-06-06T20:24:37", "cvss": {"score": 5.0, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:NONE/I:NONE/A:PARTIAL/"}, "href": "https://access.redhat.com/errata/RHSA-2012:0731", "reporter": "RedHat", "references": [], "cvelist": ["CVE-2012-0876", "CVE-2012-1148"], "lastseen": "2018-12-11T19:41:00", "history": [], "viewCount": 4, "enchantments": {"score": {"value": 5.0, "vector": "NONE"}, "dependencies": {"references": [{"type": "f5", "idList": ["SOL16949", "F5:K16949", "SOL70938105", "F5:K70938105"]}, {"type": "openvas", "idList": ["OPENVAS:1361412562310105371", "OPENVAS:831681", "OPENVAS:1361412562310870754", "OPENVAS:841137", "OPENVAS:1361412562310841137", "OPENVAS:1361412562310120134", "OPENVAS:881192", "OPENVAS:1361412562310881114", "OPENVAS:1361412562310881192", "OPENVAS:1361412562310831681"]}, {"type": "cve", "idList": ["CVE-2012-0876", "CVE-2012-1148"]}, {"type": "nessus", "idList": ["F5_BIGIP_SOL16949.NASL", "CENTOS_RHSA-2012-0731.NASL", "SOLARIS11_LIBEXPAT_20120918.NASL", "SL_20120613_EXPAT_ON_SL5_X.NASL", "REDHAT-RHSA-2012-0731.NASL", "ORACLELINUX_ELSA-2012-0731.NASL", "MANDRIVA_MDVSA-2012-041.NASL", "DEBIAN_DSA-2525.NASL", "UBUNTU_USN-1527-1.NASL", "UBUNTU_USN-1527-2.NASL"]}, {"type": "ubuntu", "idList": ["USN-1527-1", "USN-1527-2", "USN-1613-1", "USN-1613-2"]}, {"type": "oraclelinux", "idList": ["ELSA-2012-0731", "ELSA-2012-0744", "ELSA-2012-0745"]}, {"type": "securityvulns", "idList": ["SECURITYVULNS:VULN:12304", "SECURITYVULNS:DOC:27867", "SECURITYVULNS:DOC:28232"]}, {"type": "amazon", "idList": ["ALAS-2012-089"]}, {"type": "centos", "idList": ["CESA-2012:0731"]}, {"type": "debian", "idList": ["DEBIAN:DSA-2525-1:0551E", "DEBIAN:DSA-3597-1:6D822", "DEBIAN:DLA-508-1:E525E"]}, {"type": "gentoo", "idList": ["GLSA-201209-06"]}, {"type": "archlinux", "idList": ["ASA-201606-13", "ASA-201606-14"]}, {"type": "redhat", "idList": ["RHSA-2016:0062"]}, {"type": "vmware", "idList": ["VMSA-2012-0016"]}, {"type": "freebsd", "idList": ["9164F51E-AE20-11E7-A633-009C02A2AB30", "8719B935-8BAE-41AD-92BA-3C826F651219"]}, {"type": "slackware", "idList": ["SSA-2018-124-01"]}], "modified": "2018-12-11T19:41:00"}}, "objectVersion": "1.4", "affectedPackage": [{"OS": "RedHat", "OSVersion": "5", "arch": "i386", "packageName": "expat-debuginfo", "packageVersion": "1.95.8-11.el5_8", "packageFilename": "expat-debuginfo-1.95.8-11.el5_8.i386.rpm", "operator": "lt"}]}, "lastseen": "2018-12-11T19:41:00", "differentElements": ["cvss"], "edition": 6}, {"bulletin": {"id": "RHSA-2012:0731", "hash": "4f74e36777ee9d6f507bb597a8fdff28", "type": "redhat", "bulletinFamily": "unix", "title": "(RHSA-2012:0731) Moderate: expat security update", "description": "Expat is a C library written by James Clark for parsing XML documents.\n\nA denial of service flaw was found in the implementation of hash arrays in\nExpat. 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After installing the updated\npackages, applications using the Expat library must be restarted for the\nupdate to take effect.\n", "published": "2012-06-13T04:00:00", "modified": "2018-06-06T20:24:37", "cvss": {"score": 5.0, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P"}, "href": "https://access.redhat.com/errata/RHSA-2012:0731", "reporter": "RedHat", "references": [], "cvelist": ["CVE-2012-0876", "CVE-2012-1148"], "lastseen": "2019-05-29T14:34:17", "history": [], "viewCount": 4, "enchantments": {"score": {"value": 5.5, "vector": "NONE", "modified": "2019-05-29T14:34:17"}, "dependencies": {"references": [{"type": "f5", "idList": ["SOL16949", "F5:K16949", "SOL70938105", "F5:K70938105"]}, {"type": "openvas", "idList": ["OPENVAS:1361412562310105371", "OPENVAS:841101", "OPENVAS:1361412562310120134", "OPENVAS:881192", "OPENVAS:1361412562310870754", "OPENVAS:841137", "OPENVAS:1361412562310841137", "OPENVAS:831681", "OPENVAS:136141256231071503", "OPENVAS:870754"]}, {"type": "cve", "idList": 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{"f5": [{"lastseen": "2017-08-15T01:08:46", "bulletinFamily": "software", "description": "\nF5 Product Development has assigned ID 388737 (BIG-IP) to these vulnerabilities, and has evaluated the currently supported releases for potential vulnerability. Additionally, [BIG-IP iHealth](<http://www.f5.com/support/support-tools/big-ip-ihealth/>) may list Heuristic H16949 on the **Diagnostics** &gt; **Identified** &gt; **Medium** screen.\n\nTo determine if your release is known to be vulnerable, the components or features that are affected by the vulnerability, and for information about releases or hotfixes that address the vulnerability, refer to the following table:\n\nProduct | Versions known to be vulnerable | Versions known to be not vulnerable | Severity | Vulnerable component or feature \n---|---|---|---|--- \nBIG-IP LTM | 11.0.0 - 11.2.1* \n10.1.0 - 10.2.4* | 11.3.0 - 11.6.0 | Medium | xmlparse.c \nBIG-IP AAM | 11.0.0 - 11.2.1* \n10.1.0 - 10.2.4* | 11.3.0 - 11.6.0 | Medium | xmlparse.c \nBIG-IP AFM | 11.0.0 - 11.2.1* \n10.1.0 - 10.2.4* | 11.3.0 - 11.6.0 | Medium | xmlparse.c \nBIG-IP Analytics | 11.0.0 - 11.2.1* \n10.1.0 - 10.2.4* | 11.3.0 - 11.6.0 | Medium | xmlparse.c \nBIG-IP APM | 11.0.0 - 11.2.1* \n10.1.0 - 10.2.4* | 11.3.0 - 11.6.0 | Medium | xmlparse.c \nBIG-IP ASM | 11.0.0 - 11.2.1 \n10.1.0 - 10.2.4 | 11.3.0 - 11.6.0 | Medium | xmlparse.c \nBIG-IP Edge Gateway | 11.0.0 - 11.2.1* \n10.1.0 - 10.2.4* | 11.3.0 | Medium | xmlparse.c \nBIG-IP GTM | 11.0.0 - 11.2.1* \n10.1.0 - 10.2.4* | 11.3.0 - 11.6.0 | Medium | xmlparse.c \nBIG-IP Link Controller | 11.0.0 - 11.2.1* \n10.1.0 - 10.2.4* | 11.3.0 - 11.6.0 | Medium | xmlparse.c \nBIG-IP PEM | 11.0.0 - 11.2.1* \n10.1.0 - 10.2.4* | 11.3.0 - 11.6.0 | Medium | xmlparse.c \nBIG-IP PSM | 11.0.0 - 11.2.1* \n10.1.0 - 10.2.4* | 11.3.0 - 11.6.0 | Medium | xmlparse.c \nBIG-IP WebAccelerator | 11.0.0 - 11.2.1* \n10.1.0 - 10.2.4* | 11.3.0 | Medium | xmlparse.c \nBIG-IP WOM | 11.0.0 - 11.2.1* \n10.1.0 - 10.2.4* | 11.3.0 | Medium | xmlparse.c \nARX | None | 6.0.0 - 6.4.0 | Not vulnerable | None \nEnterprise Manager | None | 3.0.0 - 3.1.1 \n2.1.0 - 2.3.0 | Not vulnerable | None \nFirePass | None | 7.0.0 \n6.0.0 - 6.1.0 | Not vulnerable | None \nBIG-IQ Cloud | None | 4.0.0 - 4.5.0 | Not vulnerable | None \nBIG-IQ Device | None | 4.2.0 - 4.5.0 | Not vulnerable | None \nBIG-IQ Security | None | 4.0.0 - 4.5.0 | Not vulnerable | None \nBIG-IQ ADC | None | 4.5.0 | Not vulnerable | None \nLineRate | None | 2.5.0 - 2.6.0 | Not vulnerable | None \nF5 WebSafe | None | 1.0.0 | Not vulnerable | None \nTraffix SDC | None | 4.0.0 - 4.4.0 | Not vulnerable | None \n \n* **Important**: Certain product versions contain the affected code; however, those product versions do not parse untrusted XML input, and are, therefore, not exploitable.\n\nIf you are running a version listed in the **Versions known to be vulnerable **column, you can eliminate this vulnerability by upgrading to a version listed in the **Versions known to be not vulnerable **column. If the table lists only an older version than what you are currently running, or does not list a non-vulnerable version, then no upgrade candidate currently exists.\n\nMitigation\n\nBIG-IP ASM\n\nWhen the BIG-IP ASM system is provisioned, the custom attack signature portion of the Web UI is vulnerable; this situation requires an administrative-level user to interface with the vulnerable component.\n\n * [K9970: Subscribing to email notifications regarding F5 products](<https://support.f5.com/csp/article/K9970>)\n * [K9957: Creating a custom RSS feed to view new and updated documents](<https://support.f5.com/csp/article/K9957>)\n * [K4918: Overview of the F5 critical issue hotfix policy](<https://support.f5.com/csp/article/K4918>)\n * [K167: Downloading software and firmware from F5](<https://support.f5.com/csp/article/K167>)\n", "modified": "2017-08-14T23:30:00", "published": "2015-07-11T03:06:00", "href": "https://support.f5.com/csp/article/K16949", "id": "F5:K16949", "type": "f5", "title": "Expat vulnerabilities CVE-2012-0876 and CVE-2012-1148", "cvss": {"score": 5.0, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:NONE/I:NONE/A:PARTIAL/"}}, {"lastseen": "2016-09-26T17:23:06", "bulletinFamily": "software", "description": "**Important**: *Certain product versions contain the affected code; however, those product versions do not parse untrusted XML input, and are, therefore, not exploitable.\n\nVulnerability Recommended Actions\n\nIf the previous table lists a version in the** Versions known to be not vulnerable** column, you can eliminate this vulnerability by upgrading to the listed version. If the listed version is older than the version you are currently running, or if the table does not list any version in the column, then no upgrade candidate currently exists.\n\nF5 responds to vulnerabilities in accordance with the Severity values published in the previous table. The Severity values and other security vulnerability parameters are defined in SOL4602: Overview of the F5 security vulnerability response policy.\n\n**BIG-IP ASM**\n\nWhen the BIG-IP ASM system is provisioned, the custom attack signature portion of the Web UI is vulnerable; this situation requires an administrative-level user to interface with the vulnerable component.\n\nSupplemental Information\n\n * SOL9970: Subscribing to email notifications regarding F5 products\n * SOL9957: Creating a custom RSS feed to view new and updated documents\n * SOL4918: Overview of the F5 critical issue hotfix policy\n * SOL167: Downloading software and firmware from F5\n", "modified": "2016-06-28T00:00:00", "published": "2015-07-10T00:00:00", "href": "http://support.f5.com/kb/en-us/solutions/public/16000/900/sol16949.html", "id": "SOL16949", "title": "SOL16949 - Expat vulnerabilities CVE-2012-0876 and CVE-2012-1148", "type": "f5", "cvss": {"score": 5.0, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:NONE/I:NONE/A:PARTIAL/"}}, {"lastseen": "2016-11-09T00:09:38", "bulletinFamily": "software", "description": "Vulnerability Recommended Actions\n\nIf you are running a version listed in the **Versions known to be vulnerable** column, you can eliminate this vulnerability by upgrading to a version listed in the **Versions known to be not vulnerable** column. If the table lists only an older version than what you are currently running, or does not list a non-vulnerable version, then no upgrade candidate currently exists.\n\nTo determine the necessary upgrade path for your BIG-IQ system, you should understand the BIG-IQ product offering name changes. For more information, refer to SOL21232150: Considerations for upgrading BIG-IQ or F5 iWorkflow systems.\n\nSupplemental Information\n\n * SOL9970: Subscribing to email notifications regarding F5 products\n * SOL9957: Creating a custom RSS feed to view new and updated documents\n * SOL4602: Overview of the F5 security vulnerability response policy\n * SOL4918: Overview of the F5 critical issue hotfix policy\n * SOL167: Downloading software and firmware from F5\n * SOL13123: Managing BIG-IP product hotfixes (11.x - 12.x)\n * SOL9502: BIG-IP hotfix matrix\n * SOL15106: Managing BIG-IQ product hotfixes\n * SOL15113: BIG-IQ hotfix matrix\n * SOL12766: ARX hotfix matrix\n", "modified": "2016-10-26T00:00:00", "published": "2016-10-26T00:00:00", "href": "http://support.f5.com/kb/en-us/solutions/public/k/70/sol70938105.html", "id": "SOL70938105", "type": "f5", "title": "SOL70938105 - Expat XML library vulnerability CVE-2016-5300", "cvss": {"score": 7.8, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:NONE/I:NONE/A:COMPLETE/"}}, {"lastseen": "2020-04-06T22:40:17", "bulletinFamily": "software", "description": "\nF5 Product Development has assigned ID 617273 (BIG-IP), ID 617964 (BIG-IQ/F5 iWorkflow), ID 618243 (Enterprise Manager), and ID 528541 (ARX) to this vulnerability. Additionally, [BIG-IP iHealth](<http://www.f5.com/support/support-tools/big-ip-ihealth/>) may list Heuristic H624219 on the **Diagnostics** &gt; **Identified** &gt; **Medium** page.\n\nTo determine if your release is known to be vulnerable, the components or features that are affected by the vulnerability, and for information about releases or hotfixes that address the vulnerability, refer to the following table.\n\nProduct | Versions known to be vulnerable | Versions known to be not vulnerable | Severity | Vulnerable component or feature \n---|---|---|---|--- \nBIG-IP LTM | 13.0.0 \n12.0.0 - 12.1.3 \n11.6.1 - 11.6.3 \n11.4.0 - 11.5.6 | 14.1.0 \n14.0.0 \n13.1.0 \n13.0.1 \n12.1.3.2 \n11.6.3.2 \n11.5.7 \n11.2.1 \n10.2.1 - 10.2.4 | Medium | XML parser Expat library \nBIG-IP AAM | 13.0.0 \n12.0.0 - 12.1.3 \n11.6.1 - 11.6.3 \n11.4.0 - 11.5.6 | 14.1.0 \n14.0.0 \n13.1.0 \n13.0.1 \n12.1.3.2 \n11.6.3.2 \n11.5.7 | Medium | XML parser Expat library \nBIG-IP AFM | 13.0.0 \n12.0.0 - 12.1.3 \n11.6.1 - 11.6.3 \n11.4.0 - 11.5.6 | 14.1.0 \n14.0.0 \n13.1.0 \n13.0.1 \n12.1.3.2 \n11.6.3.2 \n11.5.7 | Medium | XML parser Expat library \nBIG-IP Analytics | 13.0.0 \n12.0.0 - 12.1.3 \n11.6.1 - 11.6.3 \n11.4.0 - 11.5.6 | 14.1.0 \n14.0.0 \n13.1.0 \n13.0.1 \n12.1.3.2 \n11.6.3.2 \n11.5.7 \n11.2.1 | Medium | XML parser Expat library \nBIG-IP APM | 13.0.0 \n12.0.0 - 12.1.3 \n11.6.1 - 11.6.3 \n11.4.0 - 11.5.6 | 14.1.0 \n14.0.0 \n13.1.0 \n13.0.1 \n12.1.3.2 \n11.6.3.2 \n11.5.7 \n11.2.1 \n10.2.1 - 10.2.4 | Medium | XML parser Expat library \nBIG-IP ASM | 13.0.0 \n12.0.0 - 12.1.3 \n11.6.1 - 11.6.3 \n11.4.0 - 11.5.6 | 14.1.0 \n14.0.0 \n13.1.0 \n13.0.1 \n12.1.3.2 \n11.6.3.2 \n11.5.7 \n11.2.1 \n10.2.1 - 10.2.4 | Medium | XML parser Expat library \nBIG-IP DNS | 13.0.0 \n12.0.0 - 12.1.3 | 14.1.0 \n14.0.0 \n13.1.0 \n13.0.1 \n12.1.3.2 | Medium | XML parser Expat library \nBIG-IP Edge Gateway | None | 11.2.1 \n10.2.1 - 10.2.4 | Not vulnerable | None \nBIG-IP GTM | 11.6.1 - 11.6.3 \n11.4.0 - 11.5.6 | 11.6.3.2 \n11.5.7 \n11.2.1 \n10.2.1 - 10.2.4 | Medium | XML parser Expat library \nBIG-IP Link Controller | 13.0.0 \n12.0.0 - 12.1.3 \n11.6.1 - 11.6.3 \n11.4.0 - 11.5.6 | 14.1.0 \n14.0.0 \n13.1.0 \n13.0.1 \n12.1.3.2 \n11.6.3.2 \n11.5.7 \n11.2.1 \n10.2.1 - 10.2.4 | Medium | XML parser Expat library \nBIG-IP PEM | 13.0.0 \n12.0.0 - 12.1.3 \n11.6.1 - 11.6.3 \n11.4.0 - 11.5.6 | 14.1.0 \n14.0.0 \n13.1.0 \n13.0.1 \n12.1.3.2 \n11.6.3.2 \n11.5.7 | Medium | XML parser Expat library \nBIG-IP PSM | 11.4.0 - 11.4.1 | 10.2.1 - 10.2.4 | Medium | XML parser Expat library \nBIG-IP WebAccelerator | None | 11.2.1 \n10.2.1 - 10.2.4 | Not vulnerable | None \nBIG-IP WebSafe | 13.0.0 \n12.0.0 - 12.1.3 \n11.6.0 - 11.6.3 | 14.1.0 \n14.0.0 \n13.1.0 \n13.0.1 \n12.1.3.2 | Medium \n\n \n\n| XML parser Expat library \nARX | 6.2.0 - 6.4.0 | None | Low | XML parser Expat library \nEnterprise Manager | 3.1.1 | None | Medium | XML parser Expat library \nBIG-IQ Cloud | 4.0.0 - 4.5.0 | None | Medium | XML parser Expat library \nBIG-IQ Device | 4.2.0 - 4.5.0 | None | Medium | XML parser Expat library \nBIG-IQ Security | 4.0.0 - 4.5.0 | None | Medium | XML parser Expat library \nBIG-IQ ADC | 4.5.0 | None | Medium | XML parser Expat library \nBIG-IQ Centralized Management | 5.0.0 - 5.4.0 \n4.6.0 | None | Medium | XML parser Expat library \nBIG-IQ Cloud and Orchestration | 1.0.0 | None | Medium | XML parser Expat library \nF5 iWorkflow | 2.0.0 - 2.3.0 | None | Medium | XML parser Expat library \nLineRate | None | 2.5.0 - 2.6.1 | Not vulnerable | None \nTraffix SDC | None | 5.0.0 \n4.0.0 - 4.4.0 | Not vulnerable | None\n\nIf you are running a version listed in the **Versions known to be vulnerable** column, you can eliminate this vulnerability by upgrading to a version listed in the **Versions known to be not vulnerable **column. If the table lists only an older version than what you are currently running, or does not list a non-vulnerable version, then no upgrade candidate currently exists.\n\nMitigation\n\nNone\n\n * [K21232150: Considerations for upgrading BIG-IQ or F5 iWorkflow systems](<https://support.f5.com/csp/article/K21232150>).\n * [K9970: Subscribing to email notifications regarding F5 products](<https://support.f5.com/csp/article/K9970>)\n * [K9957: Creating a custom RSS feed to view new and updated documents](<https://support.f5.com/csp/article/K9957>)\n * [K4602: Overview of the F5 security vulnerability response policy](<https://support.f5.com/csp/article/K4602>)\n * [K4918: Overview of the F5 critical issue hotfix policy](<https://support.f5.com/csp/article/K4918>)\n * [K167: Downloading software and firmware from F5](<https://support.f5.com/csp/article/K167>)\n * [K13123: Managing BIG-IP product hotfixes (11.x - 13.x)](<https://support.f5.com/csp/article/K13123>)\n * [K9502: BIG-IP hotfix and point release matrix](<https://support.f5.com/csp/article/K9502>)\n * [K15106: Managing BIG-IQ product hotfixes](<https://support.f5.com/csp/article/K15106>)\n * [K15113: BIG-IQ hotfix matrix](<https://support.f5.com/csp/article/K15113>)\n * [K12766: ARX hotfix matrix](<https://support.f5.com/csp/article/K12766>)\n", "modified": "2018-12-17T23:12:00", "published": "2016-10-27T01:15:00", "id": "F5:K70938105", "href": "https://support.f5.com/csp/article/K70938105", "title": "Expat XML library vulnerability CVE-2016-5300", "type": "f5", "cvss": {"score": 7.8, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:C"}}], "openvas": [{"lastseen": "2020-04-07T18:45:52", "bulletinFamily": "scanner", "description": "The remote host is missing a security patch.", "modified": "2020-04-03T00:00:00", "published": "2015-09-19T00:00:00", "id": "OPENVAS:1361412562310105371", "href": "http://plugins.openvas.org/nasl.php?oid=1361412562310105371", "title": "F5 BIG-IP - SOL16949 - Expat vulnerabilities CVE-2012-0876 and CVE-2012-1148", "type": "openvas", "sourceData": "###############################################################################\n# OpenVAS Vulnerability Test\n#\n# F5 BIG-IP - SOL16949 - Expat vulnerabilities CVE-2012-0876 and CVE-2012-1148\n#\n# Authors:\n# Michael Meyer <michael.meyer@greenbone.net>\n#\n# Copyright:\n# Copyright (C) 2015 Greenbone Networks GmbH\n#\n# This program is free software; you can redistribute it and/or\n# modify it under the terms of the GNU General Public License\n# as published by the Free Software Foundation; either version 2\n# of the License, or (at your option) any later version.\n#\n# This program is distributed in the hope that it will be useful,\n# but WITHOUT ANY WARRANTY; without even the implied warranty of\n# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 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If a user or automatated system were tricked into opening a crafted audio file, an attacker could cause a denial of service via application crash. (CVE-2010-1634, CVE-2010-2089)\n\nGiampaolo Rodola discovered several race conditions in the smtpd module. A remote attacker could exploit this to cause a denial of service via daemon outage. (CVE-2010-3493)\n\nIt was discovered that the CGIHTTPServer module did not properly perform input validation on certain HTTP GET requests. A remote attacker could potentially obtain access to CGI script source files. (CVE-2011-1015)\n\nNiels Heinen discovered that the urllib and urllib2 modules would process Location headers that specify a redirection to file: URLs. A remote attacker could exploit this to obtain sensitive information or cause a denial of service. (CVE-2011-1521)\n\nIt was discovered that SimpleHTTPServer did not use a charset parameter in the Content-Type HTTP header. An attacker could potentially exploit this to conduct cross-site scripting (XSS) attacks against Internet Explorer 7 users. (CVE-2011-4940)\n\nIt was discovered that Python distutils contained a race condition when creating the ~/.pypirc file. A local attacker could exploit this to obtain sensitive information. (CVE-2011-4944)\n\nIt was discovered that SimpleXMLRPCServer did not properly validate its input when handling HTTP POST requests. A remote attacker could exploit this to cause a denial of service via excessive CPU utilization. (CVE-2012-0845)\n\nIt was discovered that the Expat module in Python 2.5 computed hash values without restricting the ability to trigger hash collisions predictably. If a user or application using pyexpat were tricked into opening a crafted XML file, an attacker could cause a denial of service by consuming excessive CPU resources. 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An attacker could potentially exploit this to conduct cross-site scripting (XSS) attacks against Internet Explorer 7 users. (CVE-2011-4940)\n\nIt was discovered that Python distutils contained a race condition when creating the ~/.pypirc file. A local attacker could exploit this to obtain sensitive information. (CVE-2011-4944)\n\nIt was discovered that SimpleXMLRPCServer did not properly validate its input when handling HTTP POST requests. A remote attacker could exploit this to cause a denial of service via excessive CPU utilization. (CVE-2012-0845)\n\nIt was discovered that the Expat module in Python 2.5 computed hash values without restricting the ability to trigger hash collisions predictably. If a user or application using pyexpat were tricked into opening a crafted XML file, an attacker could cause a denial of service by consuming excessive CPU resources. 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Stefan\n S\u00f8rensen discovered that the use of the function XML_Parse() seeds\n the random number generator generating repeated outputs for rand()\n calls.\n\nCVE-2016-5300\n\n This is the product of an incomplete solution for CVE-2012-0876. The\n parser poorly seeds the random number generator allowing an\n attacker to cause a denial of service (CPU consumption) via an XML\n file with crafted identifiers.\n\nYou might need to manually restart programs and services using expat\nlibraries.\n\nFor Debian 7 &quot;Wheezy&quot;, these problems have been fixed in version\n2.1.0-1+deb7u4.\n\nWe recommend that you upgrade your expat packages.\n\nFurther information about Debian LTS security advisories, how to apply\nthese updates to your system and frequently asked questions can be\nfound at: https://wiki.debian.org/LTS\n", "modified": "2016-06-08T09:29:29", "published": "2016-06-08T09:29:29", "id": "DEBIAN:DLA-508-1:E525E", "href": "https://lists.debian.org/debian-lts-announce/2016/debian-lts-announce-201606/msg00009.html", "title": "[SECURITY] [DLA 508-1] expat security update", "type": "debian", "cvss": {"score": 7.8, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:C"}}, {"lastseen": "2019-07-02T14:20:49", "bulletinFamily": "unix", "description": "- -------------------------------------------------------------------------\nDebian Security Advisory DSA-3597-1 security@debian.org\nhttps://www.debian.org/security/ Luciano Bello\nJune 07, 2016 https://www.debian.org/security/faq\n- -------------------------------------------------------------------------\n\nPackage : expat\nCVE ID : CVE-2012-6702 CVE-2016-5300\n\nTwo related issues have been discovered in Expat, a C library for parsing\nXML.\n\nCVE-2012-6702\n\n It was introduced when CVE-2012-0876 was addressed. Stefan S\u00c3\u00b8rensen\n discovered that the use of the function XML_Parse() seeds the random\n number generator generating repeated outputs for rand() calls.\n\nCVE-2016-5300\n\n It is the product of an incomplete solution for CVE-2012-0876. The\n parser poorly seeds the random number generator allowing an\n attacker to cause a denial of service (CPU consumption) via an XML\n file with crafted identifiers.\n\nYou might need to manually restart programs and services using expat\nlibraries.\n\nFor the stable distribution (jessie), these problems have been fixed in\nversion 2.1.0-6+deb8u3.\n\nFor the unstable distribution (sid), these problems have been fixed in\nversion 2.1.1-3.\n\nWe recommend that you upgrade your expat packages.\n\nFurther information about Debian Security Advisories, how to apply\nthese updates to your system and frequently asked questions can be\nfound at: https://www.debian.org/security/\n\nMailing list: debian-security-announce@lists.debian.org\n", "modified": "2016-06-07T16:44:54", "published": "2016-06-07T16:44:54", "id": "DEBIAN:DSA-3597-1:6D822", "href": "https://lists.debian.org/debian-security-announce/debian-security-announce-2016/msg00175.html", "title": "[SECURITY] [DSA 3597-1] expat security update", "type": "debian", "cvss": {"score": 7.8, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:C"}}], "securityvulns": [{"lastseen": "2018-08-31T11:10:44", "bulletinFamily": "software", "description": "-----BEGIN PGP SIGNED MESSAGE-----\r\nHash: SHA1\r\n\r\n _______________________________________________________________________\r\n\r\n Mandriva Linux Security Advisory MDVSA-2012:041\r\n http://www.mandriva.com/security/\r\n _______________________________________________________________________\r\n\r\n Package : expat\r\n Date : March 27, 2012\r\n Affected: 2010.1, 2011., Enterprise Server 5.0\r\n _______________________________________________________________________\r\n\r\n Problem Description:\r\n\r\n A memory leak and a hash table collision flaw in expat could cause\r\n denial os service &#40;DoS&#41; attacks &#40;CVE-2012-0876, CVE-2012-1148&#41;.\r\n \r\n The updated packages have been patched to correct this issue.\r\n _______________________________________________________________________\r\n\r\n References:\r\n\r\n http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-0876\r\n http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-1148\r\n _______________________________________________________________________\r\n\r\n Updated Packages:\r\n\r\n Mandriva Linux 2010.1:\r\n 210b60280a0baf8e08634e0ea6a3bab9 2010.1/i586/expat-2.0.1-12.1mdv2010.2.i586.rpm\r\n 0b657867100b109cbf90a05d2262bec7 2010.1/i586/libexpat1-2.0.1-12.1mdv2010.2.i586.rpm\r\n 0bd180a7b4f4d93df5b74f66e2c85e74 2010.1/i586/libexpat1-devel-2.0.1-12.1mdv2010.2.i586.rpm \r\n 9f063d0589f638e047de6a5266e6ac84 2010.1/SRPMS/expat-2.0.1-12.1mdv2010.2.src.rpm\r\n\r\n Mandriva Linux 2010.1/X86_64:\r\n ced30873d989d1511e828037b4f68d4d 2010.1/x86_64/expat-2.0.1-12.1mdv2010.2.x86_64.rpm\r\n ebd7d687082377e65c818f8ba780b66d 2010.1/x86_64/lib64expat1-2.0.1-12.1mdv2010.2.x86_64.rpm\r\n fd8bef44ccdadeaf14966b44733883fe 2010.1/x86_64/lib64expat1-devel-2.0.1-12.1mdv2010.2.x86_64.rpm \r\n 9f063d0589f638e047de6a5266e6ac84 2010.1/SRPMS/expat-2.0.1-12.1mdv2010.2.src.rpm\r\n\r\n Mandriva Linux 2011:\r\n 6c8bdc44eed2cebf483d4041d57f5eea 2011/i586/expat-2.0.1-15.1-mdv2011.0.i586.rpm\r\n 8211eeb028a563dcbedda7d1726035bb 2011/i586/libexpat1-2.0.1-15.1-mdv2011.0.i586.rpm\r\n c6c9685891ae405ff6181b6899ee10ce 2011/i586/libexpat-devel-2.0.1-15.1-mdv2011.0.i586.rpm\r\n 7afd883dae4a17201128de1485cf949c 2011/i586/libexpat-static-devel-2.0.1-15.1-mdv2011.0.i586.rpm \r\n 4be73538c443ced014373c7e364daac5 2011/SRPMS/expat-2.0.1-15.1.src.rpm\r\n\r\n Mandriva Linux 2011/X86_64:\r\n 7e84ec2183f6ba903779b00f914e3813 2011/x86_64/expat-2.0.1-15.1-mdv2011.0.x86_64.rpm\r\n d7c0853983ce8d2dc2b0b9740924acd7 2011/x86_64/lib64expat1-2.0.1-15.1-mdv2011.0.x86_64.rpm\r\n ecca4f586885b53d2a0ca39a8985f561 2011/x86_64/lib64expat-devel-2.0.1-15.1-mdv2011.0.x86_64.rpm\r\n f87f9aecd51f1f20508dc6f6ad5f02e6 2011/x86_64/lib64expat-static-devel-2.0.1-15.1-mdv2011.0.x86_64.rpm \r\n 4be73538c443ced014373c7e364daac5 2011/SRPMS/expat-2.0.1-15.1.src.rpm\r\n\r\n Mandriva Enterprise Server 5:\r\n 9618c2dceec06fcb04655e2adb9f8d9d mes5/i586/expat-2.0.1-7.4mdvmes5.2.i586.rpm\r\n a0b4d2e3b545f6d63cef9476da3cc72f mes5/i586/libexpat1-2.0.1-7.4mdvmes5.2.i586.rpm\r\n 95ec804d1758d0a7628abd42bf3e54e5 mes5/i586/libexpat1-devel-2.0.1-7.4mdvmes5.2.i586.rpm \r\n 01271afe453d63599a6951f7dbc83197 mes5/SRPMS/expat-2.0.1-7.4mdvmes5.2.src.rpm\r\n\r\n Mandriva Enterprise Server 5/X86_64:\r\n 4781b62e289cae964e8a7c540d2387c9 mes5/x86_64/expat-2.0.1-7.4mdvmes5.2.x86_64.rpm\r\n aee65480dd6cc31f957c3b17771babf6 mes5/x86_64/lib64expat1-2.0.1-7.4mdvmes5.2.x86_64.rpm\r\n ddbc81b65a6969e17900bbbc842cc8e4 mes5/x86_64/lib64expat1-devel-2.0.1-7.4mdvmes5.2.x86_64.rpm \r\n 01271afe453d63599a6951f7dbc83197 mes5/SRPMS/expat-2.0.1-7.4mdvmes5.2.src.rpm\r\n _______________________________________________________________________\r\n\r\n To upgrade automatically use MandrivaUpdate or urpmi. The verification\r\n of md5 checksums and GPG signatures is performed automatically for you.\r\n\r\n All packages are signed by Mandriva for security. You can obtain the\r\n GPG public key of the Mandriva Security Team by executing:\r\n\r\n gpg --recv-keys --keyserver pgp.mit.edu 0x22458A98\r\n\r\n You can view other update advisories for Mandriva Linux at:\r\n\r\n http://www.mandriva.com/security/advisories\r\n\r\n If you want to report vulnerabilities, please contact\r\n\r\n security_&#40;at&#41;_mandriva.com\r\n _______________________________________________________________________\r\n\r\n Type Bits/KeyID Date User ID\r\n pub 1024D/22458A98 2000-07-10 Mandriva Security Team\r\n &lt;security*mandriva.com&gt;\r\n-----BEGIN PGP SIGNATURE-----\r\nVersion: GnuPG v1.4.11 &#40;GNU/Linux&#41;\r\n\r\niD8DBQFPcd5UmqjQ0CJFipgRAvzjAJ46WPQm7hmP1/gmoLmPmFMdZYcOrQCgq/oR\r\nZVAk5KD7zUd2cFhkef3xvRo=\r\n=EuSi\r\n-----END PGP SIGNATURE-----\r\n", "modified": "2012-04-02T00:00:00", "published": "2012-04-02T00:00:00", "id": "SECURITYVULNS:DOC:27867", "href": "https://vulners.com/securityvulns/SECURITYVULNS:DOC:27867", "title": "[ MDVSA-2012:041 ] expat", "type": "securityvulns", "cvss": {"score": 5.0, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:NONE/I:NONE/A:PARTIAL/"}}, {"lastseen": "2018-08-31T11:09:46", "bulletinFamily": "software", "description": "Memory leaks, predictable hash function.", "modified": "2012-04-02T00:00:00", "published": "2012-04-02T00:00:00", "id": "SECURITYVULNS:VULN:12304", "href": "https://vulners.com/securityvulns/SECURITYVULNS:VULN:12304", "title": "expat security vulnerability", "type": "securityvulns", "cvss": {"score": 5.0, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:NONE/I:NONE/A:PARTIAL/"}}], "centos": [{"lastseen": "2019-12-20T18:28:07", "bulletinFamily": "unix", "description": "**CentOS Errata and Security Advisory** CESA-2012:0731\n\n\nExpat is a C library written by James Clark for parsing XML documents.\n\nA denial of service flaw was found in the implementation of hash arrays in\nExpat. An attacker could use this flaw to make an application using Expat\nconsume an excessive amount of CPU time by providing a specially-crafted\nXML file that triggers multiple hash function collisions. To mitigate\nthis issue, randomization has been added to the hash function to reduce the\nchance of an attacker successfully causing intentional collisions.\n(CVE-2012-0876)\n\nA memory leak flaw was found in Expat. If an XML file processed by an\napplication linked against Expat triggered a memory re-allocation failure,\nExpat failed to free the previously allocated memory. This could cause the\napplication to exit unexpectedly or crash when all available memory is\nexhausted. (CVE-2012-1148)\n\nAll Expat users should upgrade to these updated packages, which contain\nbackported patches to correct these issues. After installing the updated\npackages, applications using the Expat library must be restarted for the\nupdate to take effect.\n\n\n**Merged security bulletin from advisories:**\nhttp://lists.centos.org/pipermail/centos-announce/2012-June/030720.html\nhttp://lists.centos.org/pipermail/centos-announce/2012-June/030723.html\n\n**Affected packages:**\nexpat\nexpat-devel\n\n**Upstream details at:**\nhttps://rhn.redhat.com/errata/RHSA-2012-0731.html", "modified": "2012-06-13T18:29:54", "published": "2012-06-13T17:07:10", "href": "http://lists.centos.org/pipermail/centos-announce/2012-June/030720.html", "id": "CESA-2012:0731", "title": "expat security update", "type": "centos", "cvss": {"score": 5.0, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P"}}], "amazon": [{"lastseen": "2019-05-29T17:22:38", "bulletinFamily": "unix", "description": "**Issue Overview:**\n\nA denial of service flaw was found in the implementation of hash arrays in Expat. An attacker could use this flaw to make an application using Expat consume an excessive amount of CPU time by providing a specially-crafted XML file that triggers multiple hash function collisions. To mitigate this issue, randomization has been added to the hash function to reduce the chance of an attacker successfully causing intentional collisions. ([CVE-2012-0876 __](<https://access.redhat.com/security/cve/CVE-2012-0876>))\n\nA memory leak flaw was found in Expat. If an XML file processed by an application linked against Expat triggered a memory re-allocation failure, Expat failed to free the previously allocated memory. This could cause the application to exit unexpectedly or crash when all available memory is exhausted. ([CVE-2012-1148 __](<https://access.redhat.com/security/cve/CVE-2012-1148>))\n\n \n**Affected Packages:** \n\n\nexpat\n\n \n**Issue Correction:** \nRun _yum update expat_ to update your system.\n\n \n\n\n**New Packages:**\n \n \n i686: \n expat-devel-2.0.1-11.9.amzn1.i686 \n expat-debuginfo-2.0.1-11.9.amzn1.i686 \n expat-2.0.1-11.9.amzn1.i686 \n \n src: \n expat-2.0.1-11.9.amzn1.src \n \n x86_64: \n expat-devel-2.0.1-11.9.amzn1.x86_64 \n expat-2.0.1-11.9.amzn1.x86_64 \n expat-debuginfo-2.0.1-11.9.amzn1.x86_64 \n \n \n", "modified": "2014-09-14T16:21:00", "published": "2014-09-14T16:21:00", "id": "ALAS-2012-089", "href": "https://alas.aws.amazon.com/ALAS-2012-89.html", "title": "Medium: expat", "type": "amazon", "cvss": {"score": 5.0, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P"}}], "oraclelinux": [{"lastseen": "2019-05-29T18:36:25", "bulletinFamily": "unix", "description": "[2.0.1-11]\n- use symbol version for XML_SetHashSalt (CVE-2012-0876, #816306)\n[2.0.1-10]\n- add security fix for CVE-2012-1148 (#811825)\n- add security fix for CVE-2012-0876 (#811833)", "modified": "2012-06-13T00:00:00", "published": "2012-06-13T00:00:00", "id": "ELSA-2012-0731", "href": "http://linux.oracle.com/errata/ELSA-2012-0731.html", "title": "expat security update", "type": "oraclelinux", "cvss": {"score": 5.0, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P"}}, {"lastseen": "2019-05-29T18:39:46", "bulletinFamily": "unix", "description": "[2.4.3-46.el5_8.2]\n- if hash randomization is enabled, also enable it within pyexpat\nResolves: CVE-2012-0876\n[2.4.3-46.el5_8.1]\n- distutils.commands.register: create ~/.pypirc securely\nResolves: CVE-2011-4944\n- send encoding in SimpleHTTPServer.list_directory to protect IE7 against\npotential XSS attacks\nResolves: CVE-2011-4940\n- oCERT-2011-003: add -R command-line option and PYTHONHASHSEED environment\nvariable, to provide an opt-in way to protect against denial of service\nattacks due to hash collisions within the dict and set types\nResolves: CVE-2012-1150", "modified": "2012-06-18T00:00:00", "published": "2012-06-18T00:00:00", "id": "ELSA-2012-0745", "href": "http://linux.oracle.com/errata/ELSA-2012-0745.html", "title": "python security update", "type": "oraclelinux", "cvss": {"score": 5.0, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P"}}, {"lastseen": "2019-05-29T18:38:11", "bulletinFamily": "unix", "description": "[2.6.6-29.el6_2.2]\n- if hash randomization is enabled, also enable it within pyexpat\nResolves: CVE-2012-0876\n[2.6.6-29.el6_2.1]\n- distutils.config: create ~/.pypirc securely\nResolves: CVE-2011-4944\n- fix endless loop in SimpleXMLRPCServer upon malformed POST request\nResolves: CVE-2012-0845\n- send encoding in SimpleHTTPServer.list_directory to protect IE7 against\npotential XSS attacks\nResolves: CVE-2011-4940\n- oCERT-2011-003: add -R command-line option and PYTHONHASHSEED environment\nvariable, to provide an opt-in way to protect against denial of service\nattacks due to hash collisions within the dict and set types\nResolves: CVE-2012-1150", "modified": "2012-06-18T00:00:00", "published": "2012-06-18T00:00:00", "id": "ELSA-2012-0744", "href": "http://linux.oracle.com/errata/ELSA-2012-0744.html", "title": "python security update", "type": "oraclelinux", "cvss": {"score": 5.0, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P"}}], "gentoo": [{"lastseen": "2016-09-06T19:46:31", "bulletinFamily": "unix", "description": "### Background\n\nExpat is a set of XML parsing libraries.\n\n### Description\n\nMultiple vulnerabilities have been discovered in Expat. Please review the CVE identifiers referenced below for details. \n\n### Impact\n\nA remote attacker could entice a user to open a specially crafted XML file in an application linked against Expat, possibly resulting in a Denial of Service condition. \n\n### Workaround\n\nThere is no known workaround at this time.\n\n### Resolution\n\nAll Expat users should upgrade to the latest version:\n \n \n # emerge --sync\n # emerge --ask --oneshot --verbose \">=dev-libs/expat-2.1.0_beta3\"\n \n\nPackages which depend on this library may need to be recompiled. Tools such as revdep-rebuild may assist in identifying some of these packages.", "modified": "2012-09-24T00:00:00", "published": "2012-09-24T00:00:00", "id": "GLSA-201209-06", "href": "https://security.gentoo.org/glsa/201209-06", "type": "gentoo", "title": "Expat: Multiple vulnerabilities", "cvss": {"score": 5.0, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:NONE/I:NONE/A:PARTIAL/"}}], "archlinux": [{"lastseen": "2016-09-02T18:44:36", "bulletinFamily": "unix", "description": "- CVE-2012-6702 (predictable random numbers)\n\nIt was found that when calling XML_Parse ahead of rand(), it causes the\npseudo random generator to generate non-random predictable numbers.\n\n- CVE-2016-5300 (denial of service)\n\nIt was found that original fix for CVE-2012-0876 used too little\nentropy for the hash initialization. This issue can be used to perform\na hash collision based denial of service attack.", "modified": "2016-06-13T00:00:00", "published": "2016-06-13T00:00:00", "id": "ASA-201606-14", "href": "https://lists.archlinux.org/pipermail/arch-security/2016-June/000649.html", "title": "lib32-expat: multiple issues", "type": "archlinux", "cvss": {"score": 7.8, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:NONE/I:NONE/A:COMPLETE/"}}, {"lastseen": "2016-09-02T18:44:43", "bulletinFamily": "unix", "description": "- CVE-2012-6702 (predictable random numbers)\n\nIt was found that when calling XML_Parse ahead of rand(), it causes the\npseudo random generator to generate non-random predictable numbers.\n\n- CVE-2016-5300 (denial of service)\n\nIt was found that original fix for CVE-2012-0876 used too little\nentropy for the hash initialization. This issue can be used to perform\na hash collision based denial of service attack.", "modified": "2016-06-13T00:00:00", "published": "2016-06-13T00:00:00", "id": "ASA-201606-13", "href": "https://lists.archlinux.org/pipermail/arch-security/2016-June/000648.html", "title": "expat: multiple issues", "type": "archlinux", "cvss": {"score": 7.8, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:NONE/I:NONE/A:COMPLETE/"}}], "redhat": [{"lastseen": "2019-05-29T14:35:31", "bulletinFamily": "unix", "description": "Red Hat JBoss Web Server is a fully integrated and certified set of \ncomponents for hosting Java web applications. It is comprised of the Apache \nHTTP Server, the Apache Tomcat Servlet container, Apache Tomcat Connector \n(mod_jk), JBoss HTTP Connector (mod_cluster), Hibernate, and the Tomcat \nNative library.\n\nMultiple flaws were found in the way httpd parsed HTTP requests and\nresponses using chunked transfer encoding. A remote attacker could use\nthese flaws to create a specially crafted request, which httpd would decode \ndifferently from an HTTP proxy software in front of it, possibly leading to \nHTTP request smuggling attacks. (CVE-2015-3183)\n\nA denial of service flaw was found in the implementation of hash arrays in \nExpat. An attacker could use this flaw to make an application using Expat \nconsume an excessive amount of CPU time by providing a specially-crafted\nXML file that triggers multiple hash function collisions. To mitigate this\nissue, randomization has been added to the hash function to reduce the\nchance of an attacker successfully causing intentional collisions.\n(CVE-2012-0876)\n\nA flaw was found in the way httpd handled HTTP Trailer headers when \nprocessing requests using chunked encoding. A malicious client could use \nTrailer headers to set additional HTTP headers after header processing was \nperformed by other modules. This could, for example, lead to a bypass of \nheader restrictions defined with mod_headers. (CVE-2013-5704)\n\nAll users of Red Hat JBoss Web Server 2.1.0 as provided from the Red Hat \nCustomer Portal are advised to apply this update. The Red Hat JBoss Web \nServer process must be restarted for the update to take effect.", "modified": "2018-02-15T23:12:14", "published": "2016-01-21T20:45:11", "id": "RHSA-2016:0062", "href": "https://access.redhat.com/errata/RHSA-2016:0062", "type": "redhat", "title": "(RHSA-2016:0062) Moderate: Red Hat JBoss Web Server 2.1.0 security update", "cvss": {"score": 5.0, "vector": "AV:N/AC:L/Au:N/C:N/I:P/A:N"}}], "vmware": [{"lastseen": "2019-11-06T16:05:38", "bulletinFamily": "unix", "description": "a. VMware vSphere API denial of service vulnerability \nThe VMware vSphere API contains a denial of service vulnerability. This issue allows an unauthenticated user to send a maliciously crafted API request and disable the host daemon. Exploitation of the issue would prevent management activities on the host but any virtual machines running on the host would be unaffected. \nVMware would like to thank Sebasti\u00e1n Tello of Core Security Technologies for reporting this issue to us. \nThe Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the name CVE-2012-5703 to this issue. \nColumn 4 of the following table lists the action required to remediate the vulnerability in each release, if a solution is available. \n\n", "modified": "2012-11-15T00:00:00", "published": "2012-11-15T00:00:00", "id": "VMSA-2012-0016", "href": "https://www.vmware.com/security/advisories/VMSA-2012-0016.html", "title": "VMware security updates for vSphere API and ESX Service Console", "type": "vmware", "cvss": {"score": 8.5, "vector": "AV:N/AC:L/Au:N/C:P/I:N/A:C"}}]}