{"id":"CVE-2011-5054","aliases":["EUVD-2011-4957","GHSA-5589-2667-wwgx"],"status":"published","title":"kcheckpass passes a user-supplied argument to the pam_start function, often within a setuid...","description":"kcheckpass passes a user-supplied argument to the pam_start function, often within a setuid environment, which allows local users to invoke any configured PAM stack, and possibly trigger unintended side effects, via an arbitrary valid PAM service name, a different vulnerability than CVE-2011-4122.  NOTE: the vendor indicates that the possibility of resultant privilege escalation may be \"a bit far-fetched.\"","severity":{"version":"2.0","score":6.9,"vector":"AV:L/AC:M/Au:N/C:C/I:C/A:C","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00326,"percentile":0.25886,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2012-01-06T21:00:00Z","modified":"2026-06-16T23:35:51Z","products":[{"vendor":"kde","product":"kcheckpass"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/72230","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://openwall.com/lists/oss-security/2011/12/07/3","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://openwall.com/lists/oss-security/2011/12/28/5","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://openwall.com/lists/oss-security/2011/12/27/3","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://openwall.com/lists/oss-security/2011/12/23/8","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://openwall.com/lists/oss-security/2012/01/02/11","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://openwall.com/lists/oss-security/2011/12/27/1","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://c-skills.blogspot.com/2011/11/openpam-trickery.html","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://openwall.com/lists/oss-security/2011/12/08/9","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://openwall.com/lists/oss-security/2012/01/02/10","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-5054"},{"url":"https://github.com/advisories/GHSA-5589-2667-wwgx"}],"sources":{"cve":[{"id":"CVE-2011-5054","description":"kcheckpass passes a user-supplied argument to the pam_start function, often within a setuid environment, which allows local users to invoke any configured PAM stack, and possibly trigger unintended side effects, via an arbitrary valid PAM service name, a different vulnerability than CVE-2011-4122.  NOTE: the vendor indicates that the possibility of resultant privilege escalation may be \"a bit far-fetched.\"","status":"published","published":"2012-01-06T21:00:00Z","modified":"2024-08-07T00:23:39.906Z","updated_at":"2026-11-02T14:35:36.252742Z"}],"euvd":[{"id":"EUVD-2011-4957","description":"kcheckpass passes a user-supplied argument to the pam_start function, often within a setuid environment, which allows local users to invoke any configured PAM stack, and possibly trigger unintended side effects, via an arbitrary valid PAM service name, a different vulnerability than CVE-2011-4122.  NOTE: the vendor indicates that the possibility of resultant privilege escalation may be \"a bit far-fetched.\"","status":"published","published":"2012-01-06T21:00:00Z","modified":"2024-08-07T00:23:39Z","updated_at":"2026-11-03T01:39:47.649601Z"}],"ghsa":[{"id":"GHSA-5589-2667-wwgx","title":"kcheckpass passes a user-supplied argument to the pam_start function, often within a setuid...","description":"kcheckpass passes a user-supplied argument to the pam_start function, often within a setuid environment, which allows local users to invoke any configured PAM stack, and possibly trigger unintended side effects, via an arbitrary valid PAM service name, a different vulnerability than CVE-2011-4122.  NOTE: the vendor indicates that the possibility of resultant privilege escalation may be \"a bit far-fetched.\"","status":"published","published":"2022-05-17T01:51:11Z","modified":"2023-02-03T05:05:40Z","cwes":["CWE-287"],"updated_at":"2026-11-02T14:53:46.857381Z"}],"nvd":[{"id":"CVE-2011-5054","description":"kcheckpass passes a user-supplied argument to the pam_start function, often within a setuid environment, which allows local users to invoke any configured PAM stack, and possibly trigger unintended side effects, via an arbitrary valid PAM service name, a different vulnerability than CVE-2011-4122.  NOTE: the vendor indicates that the possibility of resultant privilege escalation may be \"a bit far-fetched.\"","status":"published","published":"2012-01-06T21:55:01.217Z","modified":"2026-06-16T23:35:51.267Z","cvss":[{"version":"2.0","score":6.9,"vector":"AV:L/AC:M/Au:N/C:C/I:C/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:02:11.800512Z"}]}}