{"schemaVersion":3,"id":"CVE-2011-3372","aliases":[],"status":"published","duplicateOf":null,"title":null,"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.","dates":{"published":"2011-12-24T19:00:00.000Z","modified":"2024-09-17T00:45:46.502Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.5,"severity":"high","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","computed":false,"selection":"backend-summary"},"metrics":[{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":7.5,"severity":"high","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.03289,"percentile":0.88341,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.03289},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.03289,"percentile":0.88341}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.03289,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.03289,"percentile":0.88341}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-287","name":"Improper Authentication","description":"When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/287.html"}],"affected":[{"vendor":"cyrus","product":"imapd","name":"imapd","label":"imapd","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 2.4.11","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 2.4.11","eol":null,"hubHref":"/vendor/cyrus/imapd"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"http://cyrusimap.org/mediawiki/index.php/Latest_Updates","label":"cyrusimap.org/mediawiki/index.php/Latest_Updates","hostname":"cyrusimap.org","tags":["X Refsource CONFIRM"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=740822","label":"bugzilla.redhat.com/show_bug.cgi?id=740822","hostname":"bugzilla.redhat.com","tags":["X Refsource CONFIRM"]},{"url":"http://www.redhat.com/support/errata/RHSA-2011-1508.html","label":"www.redhat.com/support/errata/RHSA-2011-1508.html","hostname":"www.redhat.com","tags":["Vendor Advisory","X Refsource REDHAT"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2011:149","label":"www.mandriva.com/security/advisories?name=MDVSA-2011:149","hostname":"www.mandriva.com","tags":["Vendor Advisory","X Refsource MANDRIVA"]},{"url":"http://secunia.com/advisories/46093","label":"secunia.com/advisories/46093","hostname":"secunia.com","tags":["Third Party Advisory","X Refsource SECUNIA","Vendor Advisory"]},{"url":"http://git.cyrusimap.org/cyrus-imapd/commit/?id=77903669e04c9788460561dd0560b9c916519594","label":"git.cyrusimap.org/cyrus-imapd/commit/?id=77903669e04c9788460561dd0560b9c916519594","hostname":"git.cyrusimap.org","tags":["X Refsource CONFIRM"]},{"url":"http://securitytracker.com/id?1026363","label":"securitytracker.com/id?1026363","hostname":"securitytracker.com","tags":["VDB Entry","X Refsource SECTRACK"]},{"url":"http://secunia.com/secunia_research/2011-68","label":"secunia.com/secunia_research/2011-68","hostname":"secunia.com","tags":["X Refsource MISC","Vendor Advisory"]},{"url":"http://www.debian.org/security/2011/dsa-2318","label":"www.debian.org/security/2011/dsa-2318","hostname":"www.debian.org","tags":["Vendor Advisory","X Refsource DEBIAN"]}],"lineage":{"upstream":[],"downstream":["DSA-2318-1","OPENSUSE-SU-2024:10015-1","RHSA-2011:1508"],"duplicates":[],"related":["OPENSUSE-SU-2024:10015-1"]},"timeline":[{"kind":"published","date":"2011-12-24T19:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-09-17T00:45:46.502Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":31,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T20:47:50.637Z","stale":false,"partial":false}}