{"id":"CVE-2008-2516","aliases":["EUVD-2008-2511","GHSA-f5j9-mgc7-gfx4"],"status":"published","title":"pam_sm_authenticate in pam_pgsql.c in libpam-pgsql 0.6.3 does not properly consider operator...","description":"pam_sm_authenticate in pam_pgsql.c in libpam-pgsql 0.6.3 does not properly consider operator precedence when evaluating the success of a pam_get_pass function call, which allows local users to gain privileges via a SIGINT signal when this function is executing, as demonstrated by a CTRL-C sequence at a sudo password prompt in an \"auth sufficient pam_pgsql.so\" configuration.","severity":{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00324,"percentile":0.25577,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2008-06-03T14:00:00Z","modified":"2026-06-16T22:53:54Z","products":[{"vendor":"libpam-pgsql","product":"libpam-pgsql"}],"references":[{"url":"http://secunia.com/advisories/30391","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://www.vupen.com/english/advisories/2008/1654/references","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=481970","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/42653","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://sourceforge.net/project/shownotes.php?release_id=601775","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.securitytracker.com/id?1020111","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.securityfocus.com/bid/29360","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2008-2516"},{"url":"https://github.com/advisories/GHSA-f5j9-mgc7-gfx4"}],"sources":{"cve":[{"id":"CVE-2008-2516","description":"pam_sm_authenticate in pam_pgsql.c in libpam-pgsql 0.6.3 does not properly consider operator precedence when evaluating the success of a pam_get_pass function call, which allows local users to gain privileges via a SIGINT signal when this function is executing, as demonstrated by a CTRL-C sequence at a sudo password prompt in an \"auth sufficient pam_pgsql.so\" configuration.","status":"published","published":"2008-06-03T14:00:00Z","modified":"2024-08-07T09:05:29.865Z","updated_at":"2026-11-02T14:34:44.675398Z"}],"euvd":[{"id":"EUVD-2008-2511","description":"pam_sm_authenticate in pam_pgsql.c in libpam-pgsql 0.6.3 does not properly consider operator precedence when evaluating the success of a pam_get_pass function call, which allows local users to gain privileges via a SIGINT signal when this function is executing, as demonstrated by a CTRL-C sequence at a sudo password prompt in an \"auth sufficient pam_pgsql.so\" configuration.","status":"published","published":"2008-06-03T14:00:00Z","modified":"2024-08-07T09:05:29Z","updated_at":"2026-11-03T01:38:56.592424Z"}],"ghsa":[{"id":"GHSA-f5j9-mgc7-gfx4","title":"pam_sm_authenticate in pam_pgsql.c in libpam-pgsql 0.6.3 does not properly consider operator...","description":"pam_sm_authenticate in pam_pgsql.c in libpam-pgsql 0.6.3 does not properly consider operator precedence when evaluating the success of a pam_get_pass function call, which allows local users to gain privileges via a SIGINT signal when this function is executing, as demonstrated by a CTRL-C sequence at a sudo password prompt in an \"auth sufficient pam_pgsql.so\" configuration.","status":"published","published":"2022-05-01T23:50:48Z","modified":"2023-01-31T05:06:29Z","cwes":["CWE-287"],"updated_at":"2026-11-02T14:49:02.515371Z"}],"nvd":[{"id":"CVE-2008-2516","description":"pam_sm_authenticate in pam_pgsql.c in libpam-pgsql 0.6.3 does not properly consider operator precedence when evaluating the success of a pam_get_pass function call, which allows local users to gain privileges via a SIGINT signal when this function is executing, as demonstrated by a CTRL-C sequence at a sudo password prompt in an \"auth sufficient pam_pgsql.so\" configuration.","status":"published","published":"2008-06-03T14:32:00Z","modified":"2026-06-16T22:53:54.88Z","cvss":[{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:01:26.626719Z"}]}}