{"cve": [{"lastseen": "2022-03-23T11:39:42", "description": "EMC PowerPath Virtual Appliance (aka vApp) before 2.0 has default passwords for the (1) emcupdate and (2) svcuser accounts, which makes it easier for remote attackers to obtain potentially sensitive information via a login session.", "cvss3": {}, "published": "2015-04-05T01:59:00", "type": "cve", "title": "CVE-2015-0529", "cwe": ["CWE-255"], "bulletinFamily": "NVD", "cvss2": {"severity": "MEDIUM", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "PARTIAL", "availabilityImpact": "NONE", "integrityImpact": "NONE", "baseScore": 5.0, "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 2.9, "obtainUserPrivilege": false}, "cvelist": ["CVE-2015-0529"], "modified": "2016-08-23T18:00:00", "cpe": ["cpe:/a:emc:powerpath_virtual_appliance:1.2"], "id": "CVE-2015-0529", "href": "https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-0529", "cvss": {"score": 5.0, "vector": "AV:N/AC:L/Au:N/C:P/I:N/A:N"}, "cpe23": ["cpe:2.3:a:emc:powerpath_virtual_appliance:1.2:*:*:*:*:*:*:*"]}], "securityvulns": [{"lastseen": "2018-08-31T11:10:58", "description": "-----BEGIN PGP SIGNED MESSAGE-----\r\nHash: SHA1\r\n\r\nESA-2015-056: EMC PowerPath Virtual Appliance Undocumented User Accounts Vulnerability\r\n\r\nEMC Identifier: ESA-2015-056\r\n\r\nCVE Identifier: CVE-2015-0529\r\n\r\nSeverity Rating: CVSS v2 Base Score: 5.0 (AV:N/AC:L/Au:N/C:P/I:N/A:N)\r\n \r\nAffected products: \r\n\r\n\u2022\tEMC PowerPath Virtual Appliance (vApp) versions 1.x\r\n\r\nSummary: \r\n\r\nEMC PowerPath vApp contains undocumented user accounts that may potentially be utilized by malicious users to gain limited unauthorized access to the system.\r\n\r\nDetails:\r\n\r\nEMC PowerPath vApp enables the user accounts emcupdate and svcuser which were found to be undocumented and protected with default passwords. These accounts are restrictive in nature and may provide limited functionality to the attacker, such as accessing the system level information, in the event of unauthorized access. \r\n\r\nResolution: \r\n\r\nThe following EMC PowerPath vApp version does not contain the undocumented user accounts:\r\n\u2022\tEMC PowerPath vApp 2.0\r\n\r\nEMC strongly recommends all customers to upgrade to the above version at the earliest opportunity.\r\n\r\nCustomers who do not wish to upgrade can use the following instructions to remove the user accounts. These accounts are not required for product functionality.\r\n\r\n1.\tLogin to the appliance as root\r\n2.\tIssue the following commands:\r\n\tuserdel emcupdate\r\n\tuserdel svcuser\r\n\r\nLink to remedies:\r\n\r\nRegistered EMC Online Support customers can download patches and software from support.emc.com at: https://support.emc.com\r\n\r\n\r\nThe PowerPath Virtual Appliance 2.0 Install/Upgrade information is available at: https://support.emc.com/docu58431_PowerPath-Virtual-Appliance-2.0-Installation-and-Configuration-Guide.pdf?language=en_US \r\n\r\nThe 2.0 PowerPath Virtual Appliance will be available within the normal release location, for your reference a PowerPath Virtual Appliance 2.0 Upgrade Video tutorial is available at: https://community.emc.com/videos/26034.\r\n\r\nCredits:\r\n\r\nEMC would like to thank Jeremy Brown for reporting this issue.\r\n\r\n\r\nRead and use the information in this EMC Security Advisory to assist in avoiding any situation that might arise from the problems described herein. If you have any questions regarding this product alert, contact EMC Software Technical Support at 1-877-534-2867.\r\n\r\nFor an explanation of Severity Ratings, refer to EMC Knowledgebase solution emc218831. EMC recommends all customers take into account both the base score and any relevant temporal and environmental scores which may impact the potential severity associated with particular security vulnerability.\r\n\r\nEMC Corporation distributes EMC Security Advisories, in order to bring to the attention of users of the affected EMC products, important security information. EMC recommends that all users determine the applicability of this information to their individual situations and take appropriate action. The information set forth herein is provided "as is" without warranty of any kind. EMC disclaims all warranties, either express or implied, including the warranties of merchantability, fitness for a particular purpose, title and non-infringement. In no event, shall EMC or its suppliers, be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if EMC or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages, so the foregoing limitation may not apply.\r\n\r\n\r\nEMC Product Security Response Center\r\nsecurity_alert@emc.com\r\n-----BEGIN PGP SIGNATURE-----\r\nVersion: GnuPG v1.4.13 (Cygwin)\r\n\r\niEYEARECAAYFAlUb/PgACgkQtjd2rKp+ALwqjACff2H3P1h0ZW0ACZhaUqz18ULV\r\nbIsAoLFLe4Zm3CZbqnvTERja7yXcqlNF\r\n=uKax\r\n-----END PGP SIGNATURE-----\r\n", "edition": 1, "cvss3": {}, "published": "2015-04-13T00:00:00", "type": "securityvulns", "title": "ESA-2015-056: EMC PowerPath Virtual Appliance Undocumented User Accounts Vulnerability", "bulletinFamily": "software", "cvss2": {"severity": "MEDIUM", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "PARTIAL", "availabilityImpact": "NONE", "integrityImpact": "NONE", "baseScore": 5.0, "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 2.9, "obtainUserPrivilege": false}, "cvelist": ["CVE-2015-0529"], "modified": "2015-04-13T00:00:00", "id": "SECURITYVULNS:DOC:31902", "href": "https://vulners.com/securityvulns/SECURITYVULNS:DOC:31902", "sourceData": "", "cvss": {"score": 5.0, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:PARTIAL/I:NONE/A:NONE/"}}], "nessus": [{"lastseen": "2023-01-11T14:54:52", "description": "The account 'emcupdate' on the remote EMC PowerPath virtual appliance has the default password 'password'. An attacker can leverage this issue to gain access to the affected system and launch further attacks against it.", "cvss3": {}, "published": "2015-05-22T00:00:00", "type": "nessus", "title": "Default Password (password) for 'emcupdate' Account", "bulletinFamily": "scanner", "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-1999-0502", "CVE-2015-0529"], "modified": "2022-04-11T00:00:00", "cpe": ["cpe:/a:emc:powerpath_virtual_appliance"], "id": "ACCOUNT_EMCUPDATE_PASSWORD.NASL", "href": "https://www.tenable.com/plugins/nessus/83783", "sourceData": "#%NASL_MIN_LEVEL 70300\n#\n# (C) Tenable Network Security, Inc.\n#\n\naccount = \"emcupdate\";\npassword = \"password\";\n\ninclude('deprecated_nasl_level.inc');\ninclude('compat.inc');\n\nif (description)\n{\n script_id(83783);\n script_version(\"1.16\");\n script_set_attribute(attribute:\"plugin_modification_date\", value:\"2022/04/11\");\n\n script_cve_id(\"CVE-1999-0502\", \"CVE-2015-0529\");\n script_bugtraq_id(73482);\n\n script_name(english:\"Default Password (password) for 'emcupdate' Account\");\n\n script_set_attribute(attribute:\"synopsis\", value:\n\"The remote EMC PowerPath virtual appliance can be accessed with a\nbuilt-in account.\");\n script_set_attribute(attribute:\"description\", value:\n\"The account 'emcupdate' on the remote EMC PowerPath virtual appliance\nhas the default password 'password'. An attacker can leverage this\nissue to gain access to the affected system and launch further attacks\nagainst it.\");\n script_set_attribute(attribute:\"see_also\", value:\"https://www.securityfocus.com/archive/1/535155/30/270/threaded\");\n script_set_attribute(attribute:\"solution\", value:\n\"Change the password for this account or disable it.\");\n script_set_cvss_base_vector(\"CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P\");\n script_set_cvss_temporal_vector(\"CVSS2#E:POC/RL:TF/RC:C\");\n script_set_cvss3_base_vector(\"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\");\n script_set_cvss3_temporal_vector(\"CVSS:3.0/E:P/RL:T/RC:C\");\n\n script_set_attribute(attribute:\"exploitability_ease\", value:\"No exploit is required\");\n script_set_attribute(attribute:\"exploit_available\", value:\"true\");\n script_set_attribute(attribute:\"metasploit_name\", value:'SSH User Code Execution');\n script_set_attribute(attribute:\"exploit_framework_metasploit\", value:\"true\");\n\n script_set_attribute(attribute:\"vuln_publication_date\", value:\"2015/04/01\");\n script_set_attribute(attribute:\"plugin_publication_date\", value:\"2015/05/22\");\n\n script_set_attribute(attribute:\"plugin_type\", value:\"remote\");\n script_set_attribute(attribute:\"cpe\", value:\"cpe:/a:emc:powerpath_virtual_appliance\");\n script_set_attribute(attribute:\"default_account\", value:\"true\");\n script_set_attribute(attribute:\"thorough_tests\", value:\"true\");\n script_end_attributes();\n\n script_category(ACT_GATHER_INFO);\n script_family(english:\"Default Unix Accounts\");\n\n script_copyright(english:\"This script is Copyright (C) 2015-2022 and is owned by Tenable, Inc. or an Affiliate thereof.\");\n\n script_dependencies(\"find_service1.nasl\", \"ssh_detect.nasl\", \"account_check.nasl\");\n script_exclude_keys(\"global_settings/supplied_logins_only\");\n script_require_ports(\"Services/telnet\", 23, \"Services/ssh\", 22);\n\n exit(0);\n}\n\ninclude(\"audit.inc\");\ninclude(\"default_account.inc\");\ninclude(\"global_settings.inc\");\n\nif (supplied_logins_only) audit(AUDIT_SUPPLIED_LOGINS_ONLY);\n\nif (! thorough_tests && ! get_kb_item(\"Settings/test_all_accounts\"))\n exit(0, \"Neither thorough_tests nor 'Settings/test_all_accounts' is set.\");\n\naffected = FALSE;\nssh_ports = get_service_port_list(svc: \"ssh\", default:22);\nforeach port (ssh_ports)\n{\n port = check_account(login:account, password:password, cmd:'pwd', cmd_regex:'^/home/emcupdate$', port:port, svc:\"ssh\");\n if (port)\n {\n affected = TRUE;\n security_report_v4(port:port, severity:SECURITY_HOLE, extra:default_account_report());\n }\n}\nif(affected) exit(0);\n\ntelnet_ports = get_service_port_list(svc: \"telnet\", default:23);\nforeach port (telnet_ports)\n{\n port = check_account(login:account, password:password, cmd:'pwd', cmd_regex:'^/home/emcupdate$', port:port, svc:\"telnet\");\n if (port)\n {\n affected = TRUE;\n security_report_v4(port:port, severity:SECURITY_HOLE, extra:default_account_report());\n }\n}\nif(!affected) audit(AUDIT_HOST_NOT, \"affected\");\n\n", "cvss": {"score": 7.5, "vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P"}}]}
EMC PowerPath backdoor account
