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{"checkpoint_advisories": [{"lastseen": "2021-12-17T11:22:39", "description": "An integer overflow vulnerability exists in Corosync. The vulnerability is due to an improper data length calculation. Successful exploitation could cause arbitrary code execution in the context of the Corosync user.", "cvss3": {"exploitabilityScore": 3.9, "cvssV3": {"baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "integrityImpact": "HIGH", "baseScore": 9.8, "privilegesRequired": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "userInteraction": "NONE", "version": "3.0"}, "impactScore": 5.9}, "published": "2019-02-21T00:00:00", "type": "checkpoint_advisories", "title": "Corosync Cluster Engine Integer Overflow (CVE-2018-1084)", "bulletinFamily": "info", "cvss2": {"severity": "HIGH", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.4, "obtainUserPrivilege": false}, "cvelist": ["CVE-2018-1084"], "modified": "2019-03-24T00:00:00", "id": "CPAI-2019-0275", "href": "", "cvss": {"score": 7.5, "vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P"}}], "ibm": [{"lastseen": "2023-02-23T21:46:37", "description": "## Summary\n\nPowerKVM is affected by a vulnerability in Corosync. IBM has now addressed this vulnerability.\n\n## Vulnerability Details\n\n**CVEID:** [CVE-2018-1084](<https://vulners.com/cve/CVE-2018-1084>) \n**DESCRIPTION:** Corosync is vulnerable to a denial of service, caused by an integer overflow in exec/totemcrypto.c. By sending a specially-crafted packet, a remote attacker could exploit this vulnerability to cause the application to crash. \nCVSS Base Score: 7.5 \nCVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/141586> for the current score \nCVSS Environmental Score*: Undefined \nCVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)\n\n## Affected Products and Versions\n\nPowerKVM 3.1\n\n## Remediation/Fixes\n\nCustomers can update PowerKVM systems by using \"yum update\". \n\nFix images are made available via Fix Central. For version 3.1, see https://ibm.biz/BdHggw. This issue is addressed starting with v3.1.0.2 update 18.\n\n## Workarounds and Mitigations\n\nnone\n\n## ", "cvss3": {"exploitabilityScore": 3.9, "cvssV3": {"baseSeverity": "HIGH", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2019-05-17T16:05:02", "type": "ibm", "title": "Security Bulletin: A vulnerability in Corosync affects PowerKVM", "bulletinFamily": "software", "cvss2": {"severity": "HIGH", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.4, "obtainUserPrivilege": false}, "cvelist": ["CVE-2018-1084"], "modified": "2019-05-17T16:05:02", "id": "E080A6D48A0FFA1D2AD7F5EE9CAD94505071D60DE989BB2C0EE8C940C72963FC", "href": "https://www.ibm.com/support/pages/node/878985", "cvss": {"score": 7.5, "vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P"}}, {"lastseen": "2023-02-23T21:46:44", "description": "## Summary\n\nA denial of service vulnerability was discovered within the corosync library which is used by the RDQM feature of IBM MQ and the high availability feature of IBM MQ Appliance.\n\n## Vulnerability Details\n\n**CVEID:** [CVE-2018-1084](<https://vulners.com/cve/CVE-2018-1084>) \n**DESCRIPTION:** Corosync is vulnerable to a denial of service, caused by an integer overflow in exec/totemcrypto.c. By sending a specially-crafted packet, a remote attacker could exploit this vulnerability to cause the application to crash. \nCVSS Base Score: 7.5 \nCVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/141586> for the current score \nCVSS Environmental Score*: Undefined \nCVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)\n\n## Affected Products and Versions\n\n_**IBM MQ and IBM MQ Appliance version 9.1 LTS**_\n\nversions 9.1.0.0 - 9.1.0.2\n\n_**IBM MQ and IBM MQ Appliance version 9.1 CD**_\n\nversions 9.1.1 - 9.1.2\n\n## Remediation/Fixes\n\n_**IBM MQ version 9.1 LTS**_\n\nApply ifix [IT28745](<http://www.ibm.com/support/fixcentral/swg/quickorder?parent=ibm%7EWebSphere&product=ibm/WebSphere/WebSphere+MQ&release=9.1.0.2&platform=Linux+64-bit,x86_64&function=all&source=fc>)\n\n_**IBM MQ version 9.1 CD**_\n\nApply ifix [IT28745](<http://www.ibm.com/support/fixcentral/swg/quickorder?parent=ibm%7EWebSphere&product=ibm/WebSphere/WebSphere+MQ&release=9.1.2&platform=Linux+64-bit,x86_64&function=aparId&apars=IT28745&source=fc>)\n\n_**IBM MQ Appliance version 9.1 LTS**_\n\nApply ifix [IT28745](<https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~WebSphere&product=ibm/WebSphere/IBM+MQ+Appliance+M2000&function=fixId&fixids=9.1.0.2-IBM-MQ-Appliance-IT28745>), or later maintenance.\n\n_**IBM MQ Appliance version 9.1 CD**_\n\nApply ifix [IT28745,](<https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~WebSphere&product=ibm/WebSphere/IBM+MQ+Appliance+M2000&function=fixId&fixids=9.1.2-IBM-MQ-Appliance-IT28745>) or later maintenance\n\n## Workarounds and Mitigations\n\nIBM MQ RDQM is only affected when configured in a high availability (HA) group.\n\nIn most cases the IBM MQ Appliance is not affected by this issue. 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The vulnerability exists as corosync before version 2.4.4 is vulnerable to an integer overflow in exec/totemcrypto.c.\n", "cvss3": {"exploitabilityScore": 3.9, "cvssV3": {"baseSeverity": "HIGH", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2019-01-15T09:21:24", "type": "veracode", "title": "Denial Of Service (DoS)", "bulletinFamily": "software", "cvss2": {"severity": "HIGH", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.4, "obtainUserPrivilege": false}, "cvelist": ["CVE-2018-1084"], "modified": "2023-01-31T21:35:33", "id": "VERACODE:12760", "href": "https://sca.analysiscenter.veracode.com/vulnerability-database/security/1/1/sid-12760/summary", "cvss": {"score": 7.5, "vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P"}}], "debiancve": [{"lastseen": "2023-06-07T14:54:10", "description": "corosync before version 2.4.4 is vulnerable to an integer overflow in exec/totemcrypto.c.", "cvss3": {"exploitabilityScore": 3.9, "cvssV3": {"baseSeverity": "HIGH", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2018-04-12T17:29:00", "type": "debiancve", "title": "CVE-2018-1084", "bulletinFamily": "info", "cvss2": {"severity": "HIGH", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.4, "obtainUserPrivilege": false}, "cvelist": ["CVE-2018-1084"], "modified": "2018-04-12T17:29:00", "id": "DEBIANCVE:CVE-2018-1084", "href": "https://security-tracker.debian.org/tracker/CVE-2018-1084", "cvss": {"score": 7.5, "vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P"}}], "amazon": [{"lastseen": "2023-06-07T16:20:00", "description": "**Issue Overview:**\n\nInteger overflow in exec/totemcrypto.c:authenticate_nss_2_3() function \nAn integer overflow leading to an out-of-bound read was found in authenticate_nss_2_3() in Corosync. An attacker could craft a malicious packet that would lead to a denial of service.(CVE-2018-1084)\n\n \n**Affected Packages:** \n\n\ncorosync\n\n \n**Issue Correction:** \nRun _yum update corosync_ to update your system. \n\n\n \n\n\n**New Packages:**\n \n \n src: \n \u00a0\u00a0\u00a0 corosync-2.4.3-2.amzn2.1.src \n \n x86_64: \n \u00a0\u00a0\u00a0 corosync-2.4.3-2.amzn2.1.x86_64 \n \u00a0\u00a0\u00a0 corosync-debuginfo-2.4.3-2.amzn2.1.x86_64 \n \u00a0\u00a0\u00a0 corosynclib-2.4.3-2.amzn2.1.x86_64 \n \u00a0\u00a0\u00a0 corosynclib-devel-2.4.3-2.amzn2.1.x86_64 \n \u00a0\u00a0\u00a0 corosync-qdevice-2.4.3-2.amzn2.1.x86_64 \n \u00a0\u00a0\u00a0 corosync-qnetd-2.4.3-2.amzn2.1.x86_64 \n \n \n\n### Additional References\n\nRed Hat: [CVE-2018-1084](<https://access.redhat.com/security/cve/CVE-2018-1084>)\n\nMitre: [CVE-2018-1084](<https://vulners.com/cve/CVE-2018-1084>)\n", "cvss3": {"exploitabilityScore": 3.9, "cvssV3": {"baseSeverity": "HIGH", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2018-05-10T17:24:00", "type": "amazon", "title": "Important: corosync", "bulletinFamily": "unix", "cvss2": {"severity": "HIGH", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.4, "obtainUserPrivilege": false}, "cvelist": ["CVE-2018-1084"], "modified": "2018-05-11T00:00:00", "id": "ALAS2-2018-1014", "href": "https://alas.aws.amazon.com/AL2/ALAS-2018-1014.html", "cvss": {"score": 7.5, "vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P"}}], "ubuntu": [{"lastseen": "2023-06-07T16:15:04", "description": "## Releases\n\n * Ubuntu 18.04 ESM\n * Ubuntu 16.04 ESM\n\n## Packages\n\n * corosync \\- cluster engine daemon and utilities\n\nIt was discovered that Corosync incorrectly handled certain requests. \nAn attacker could possibly use this issue to cause a denial of service \nor execute arbitrary code.\n", "cvss3": {"exploitabilityScore": 3.9, "cvssV3": {"baseSeverity": "HIGH", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2019-05-30T00:00:00", "type": "ubuntu", "title": "Corosync vulnerability", "bulletinFamily": "unix", "cvss2": {"severity": "HIGH", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.4, "obtainUserPrivilege": false}, "cvelist": ["CVE-2018-1084"], "modified": "2019-05-30T00:00:00", "id": "USN-4000-1", "href": "https://ubuntu.com/security/notices/USN-4000-1", "cvss": {"score": 7.5, "vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P"}}], "mageia": [{"lastseen": "2023-06-07T16:39:17", "description": "An integer overflow leading to an out-of-bound read was found in authenticate_nss_2_3() in Corosync. An attacker could craft a malicious packet that would lead to a denial of service (CVE-2018-1084). \n", "cvss3": {"exploitabilityScore": 3.9, "cvssV3": {"baseSeverity": "HIGH", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2018-06-06T18:15:31", "type": "mageia", "title": "Updated corosync packages fix security vulnerability\n", "bulletinFamily": "unix", "cvss2": {"severity": "HIGH", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.4, "obtainUserPrivilege": false}, "cvelist": ["CVE-2018-1084"], "modified": "2018-06-06T18:15:31", "id": "MGASA-2018-0275", "href": "https://advisories.mageia.org/MGASA-2018-0275.html", "cvss": {"score": 7.5, "vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P"}}], "centos": [{"lastseen": "2023-06-07T15:31:59", "description": "**CentOS Errata and Security Advisory** CESA-2018:1169\n\n\nThe corosync packages provide the Corosync Cluster Engine and C APIs for Red Hat Enterprise Linux cluster software.\n\nSecurity Fix(es):\n\n* corosync: Integer overflow in exec/totemcrypto.c:authenticate_nss_2_3() function (CVE-2018-1084)\n\nFor more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.\n\nRed Hat would like to thank Citrix Security Response Team for reporting this issue.\n\n**Merged security bulletin from advisories:**\nhttps://lists.centos.org/pipermail/centos-announce/2018-May/072330.html\n\n**Affected packages:**\ncorosync\ncorosync-qdevice\ncorosync-qnetd\ncorosynclib\ncorosynclib-devel\n\n**Upstream details at:**\nhttps://access.redhat.com/errata/RHSA-2018:1169", "cvss3": {"exploitabilityScore": 3.9, "cvssV3": {"baseSeverity": "HIGH", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2018-05-30T18:22:33", "type": "centos", "title": "corosync, corosynclib security update", "bulletinFamily": "unix", "cvss2": {"severity": "HIGH", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.4, "obtainUserPrivilege": false}, "cvelist": ["CVE-2018-1084"], "modified": "2018-05-30T18:22:33", "id": "CESA-2018:1169", "href": "https://lists.centos.org/pipermail/centos-announce/2018-May/072330.html", "cvss": {"score": 7.5, "vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P"}}], "gentoo": [{"lastseen": "2023-06-07T16:43:57", "description": "### Background\n\nThe Corosync Cluster Engine is a Group Communication System with additional features for implementing high availability within applications. \n\n### Description\n\nIt was discovered that corosync allowed an unauthenticated user to cause a Denial of Service by application crash. \n\n### Impact\n\nA remote attacker could send a malicious crafted packet, 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 corosync users should upgrade to the latest version:\n \n \n # emerge --sync\n # emerge --ask --oneshot --verbose \">=sys-cluster/corosync-3.0.4\"", "cvss3": {"exploitabilityScore": 3.9, "cvssV3": {"baseSeverity": "HIGH", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2021-07-03T00:00:00", "type": "gentoo", "title": "corosync: Denial of service", "bulletinFamily": "unix", "cvss2": {"severity": "HIGH", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.4, "obtainUserPrivilege": false}, "cvelist": ["CVE-2018-1084"], "modified": "2021-07-03T00:00:00", "id": "GLSA-202107-01", "href": "https://security.gentoo.org/glsa/202107-01", "cvss": {"score": 7.5, "vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P"}}]}