{"api_version":"1","generated_at":"2026-07-23T09:55:13+00:00","cve":"CVE-2005-2949","urls":{"html":"https://cve.report/CVE-2005-2949","api":"https://cve.report/api/cve/CVE-2005-2949.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2005-2949","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2005-2949"},"summary":{"title":"CVE-2005-2949","description":"pam_per_user before 0.4 does not verify if the user name changes between authentication attempts and uses the same subrequest handle, which allows remote attackers or local users to login as other users by using certain applications that allow the username to be changed during authentication, such as /bin/login.","state":"PUBLISHED","assigner":"mitre","published_at":"2005-09-16 22:03:00","updated_at":"2025-04-03 01:03:51"},"problem_types":["NVD-CWE-Other","n/a"],"metrics":[{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"7.5","severity":"","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","data":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"}}],"references":[{"url":"http://www.securityfocus.com/bid/14813","name":"http://www.securityfocus.com/bid/14813","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"],"title":"Mark D. Roth PAM_Per_User Authentication Bypass Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"http://marc.info/?l=bugtraq&m=112654636915661&w=2","name":"http://marc.info/?l=bugtraq&m=112654636915661&w=2","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"'Security Flaw in pam_per_user Module' - MARC","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/16781/","name":"http://secunia.com/advisories/16781/","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"],"title":"Security Advisory SA16781 - pam-per-user Cached PAM "subrequest" Vulnerability - Secunia","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://securityreason.com/securityalert/2","name":"http://securityreason.com/securityalert/2","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Security Flaw in pam_per_user Module - CXSecurity.com","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2005-2949","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2005-2949","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2005","cve_id":"2949","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mark_d._roth","cpe5":"pam_per_user","cpe6":"0.1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2005","cve_id":"2949","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mark_d._roth","cpe5":"pam_per_user","cpe6":"0.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2005","cve_id":"2949","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mark_d._roth","cpe5":"pam_per_user","cpe6":"0.3","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-07T22:53:30.215Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"name":"2","tags":["third-party-advisory","x_refsource_SREASON","x_transferred"],"url":"http://securityreason.com/securityalert/2"},{"name":"16781","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/16781/"},{"name":"14813","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/14813"},{"name":"20050912 Security Flaw in pam_per_user Module","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"],"url":"http://marc.info/?l=bugtraq&m=112654636915661&w=2"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2005-09-12T00:00:00.000Z","descriptions":[{"lang":"en","value":"pam_per_user before 0.4 does not verify if the user name changes between authentication attempts and uses the same subrequest handle, which allows remote attackers or local users to login as other users by using certain applications that allow the username to be changed during authentication, such as /bin/login."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2016-10-17T13:57:01.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"name":"2","tags":["third-party-advisory","x_refsource_SREASON"],"url":"http://securityreason.com/securityalert/2"},{"name":"16781","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/16781/"},{"name":"14813","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/14813"},{"name":"20050912 Security Flaw in pam_per_user Module","tags":["mailing-list","x_refsource_BUGTRAQ"],"url":"http://marc.info/?l=bugtraq&m=112654636915661&w=2"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2005-2949","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"pam_per_user before 0.4 does not verify if the user name changes between authentication attempts and uses the same subrequest handle, which allows remote attackers or local users to login as other users by using certain applications that allow the username to be changed during authentication, such as /bin/login."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"2","refsource":"SREASON","url":"http://securityreason.com/securityalert/2"},{"name":"16781","refsource":"SECUNIA","url":"http://secunia.com/advisories/16781/"},{"name":"14813","refsource":"BID","url":"http://www.securityfocus.com/bid/14813"},{"name":"20050912 Security Flaw in pam_per_user Module","refsource":"BUGTRAQ","url":"http://marc.info/?l=bugtraq&m=112654636915661&w=2"}]}}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2005-2949","datePublished":"2005-09-16T04:00:00.000Z","dateReserved":"2005-09-16T00:00:00.000Z","dateUpdated":"2024-08-07T22:53:30.215Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2005-09-16 22:03:00","lastModifiedDate":"2025-04-03 01:03:51","problem_types":["NVD-CWE-Other","n/a"],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"HIGH","exploitabilityScore":10,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":true,"userInteractionRequired":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:mark_d._roth:pam_per_user:0.1:*:*:*:*:*:*:*","matchCriteriaId":"E588550D-DDEE-4BA4-B6A0-22DD1C25081E"},{"vulnerable":true,"criteria":"cpe:2.3:a:mark_d._roth:pam_per_user:0.2:*:*:*:*:*:*:*","matchCriteriaId":"E9D22CC9-42EE-4A69-9E5F-E90303907CF8"},{"vulnerable":true,"criteria":"cpe:2.3:a:mark_d._roth:pam_per_user:0.3:*:*:*:*:*:*:*","matchCriteriaId":"E2A114B6-1631-46BB-A09D-8333B99FE4E9"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2005","CveId":"2949","Ordinal":"1","Title":"CVE-2005-2949","CVE":"CVE-2005-2949","Year":"2005"},"notes":[{"CveYear":"2005","CveId":"2949","Ordinal":"1","NoteData":"pam_per_user before 0.4 does not verify if the user name changes between authentication attempts and uses the same subrequest handle, which allows remote attackers or local users to login as other users by using certain applications that allow the username to be changed during authentication, such as /bin/login.","Type":"Description","Title":"CVE-2005-2949"},{"CveYear":"2005","CveId":"2949","Ordinal":"2","NoteData":"2005-09-16","Type":"Other","Title":"Published"},{"CveYear":"2005","CveId":"2949","Ordinal":"3","NoteData":"2016-10-17","Type":"Other","Title":"Modified"}]}}}