{"id":"CVE-2011-3372","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-3372","generatedAt":"2026-10-27T18:46:24.606Z","title":"imap/nntpd.c in the NNTP server (nntpd) for Cyrus IMAPd 2.4.x before 2.4.12 allows remote attackers to bypass authentication by sending an AUTHINFO USER command without sending an additional AUTHINFO PASS command.","description":"imap/nntpd.c in the NNTP server (nntpd) for Cyrus IMAPd 2.4.x before 2.4.12 allows remote attackers to bypass authentication by sending an AUTHINFO USER command without sending an additional AUTHINFO PASS command.","published":"2011-12-24T19:55:02.000Z","lastModified":"2026-06-16T23:33:11.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":7.5,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P"},"cwe":["CWE-287"],"affected":["cyrus/imapd"],"epss":{"score":0.03289,"percentile":0.88396,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (3.29%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://cyrusimap.org/mediawiki/index.php/Latest_Updates","source":"secalert@redhat.com"},{"url":"http://git.cyrusimap.org/cyrus-imapd/commit/?id=77903669e04c9788460561dd0560b9c916519594","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/46093","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/secunia_research/2011-68","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://securitytracker.com/id?1026363","source":"secalert@redhat.com"},{"url":"http://www.debian.org/security/2011/dsa-2318","source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2011:149","source":"secalert@redhat.com"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-1508.html","source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=740822","source":"secalert@redhat.com"},{"url":"http://cyrusimap.org/mediawiki/index.php/Latest_Updates","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://git.cyrusimap.org/cyrus-imapd/commit/?id=77903669e04c9788460561dd0560b9c916519594","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/46093","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/secunia_research/2011-68","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://securitytracker.com/id?1026363","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2011/dsa-2318","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2011:149","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-1508.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=740822","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-3372","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}