{"id":"CVE-2006-5974","aliases":["DEBIAN-CVE-2006-5974","EUVD-2006-5957","GHSA-qjgr-cmw7-hw63","openSUSE-SU-2024:10753-1"],"status":"published","title":"fetchmail 6.3.5 and 6.3.6 before 6.3.6-rc4, when refusing a message delivered via the mda option,...","description":"fetchmail 6.3.5 and 6.3.6 before 6.3.6-rc4, when refusing a message delivered via the mda option, allows remote attackers to cause a denial of service (crash) via unknown vectors that trigger a NULL pointer dereference when calling the (1) ferror or (2) fflush functions.","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.04012,"percentile":0.90634,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2006-12-31T05:00:00Z","modified":"2026-10-22T23:47:30Z","fixes":[{"ecosystem":"Debian:12","package":"fetchmail","fixed_in":["6.3.6-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"fetchmail","fixed_in":["6.3.6-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"fetchmail","fixed_in":["6.3.6-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"fetchmail","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.3.6-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"fetchmail","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.3.6-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"fetchmail","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.3.6-1"}]}]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"fetchmail","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.4.21-2.1"}]}],"bundled":6}],"products":[{"vendor":"fetchmail","product":"fetchmail"}],"references":[{"url":"http://securitytracker.com/id?1017479","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","web"]},{"url":"http://slackware.com/security/viewer.php?l=slackware-security\u0026y=2007\u0026m=slackware-security.517995","tags":["vendor-advisory","x_refsource_SLACKWARE","x_transferred","web"]},{"url":"http://fetchmail.berlios.de/fetchmail-SA-2006-03.txt","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://secunia.com/advisories/23838","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://secunia.com/advisories/24151","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://www.securityfocus.com/archive/1/456114/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"http://secunia.com/advisories/23631","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://secunia.com/advisories/23804","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://www.vupen.com/english/advisories/2007/0088","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","advisory"]},{"url":"http://www.novell.com/linux/security/advisories/2007_4_sr.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","advisory"]},{"url":"http://fedoranews.org/cms/node/2429","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://secunia.com/advisories/23923","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://osvdb.org/31836","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","web"]},{"url":"http://www.openpkg.com/security/advisories/OpenPKG-SA-2007.004.html","tags":["vendor-advisory","x_refsource_OPENPKG","x_transferred","advisory"]},{"url":"http://www.trustix.org/errata/2007/0007","tags":["vendor-advisory","x_refsource_TRUSTIX","x_transferred","web"]},{"url":"http://security.gentoo.org/glsa/glsa-200701-13.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","advisory"]},{"url":"http://www.vupen.com/english/advisories/2007/0087","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","advisory"]},{"url":"http://www.securityfocus.com/bid/21902","tags":["vdb-entry","x_refsource_BID","x_transferred","Patch","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-5974"},{"url":"https://github.com/advisories/GHSA-qjgr-cmw7-hw63"},{"url":"https://security-tracker.debian.org/tracker/CVE-2006-5974","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2006-0321","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2006-5867","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2006-5974","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2007-1558","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2007-4565","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-36386","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2006-5974","description":"fetchmail 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option,...","description":"fetchmail 6.3.5 and 6.3.6 before 6.3.6-rc4, when refusing a message delivered via the mda option, allows remote attackers to cause a denial of service (crash) via unknown vectors that trigger a NULL pointer dereference when calling the (1) ferror or (2) fflush functions.","status":"published","published":"2022-05-01T07:33:40Z","modified":"2023-01-31T05:02:24Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:48:15.396257Z"}],"nvd":[{"id":"CVE-2006-5974","description":"fetchmail 6.3.5 and 6.3.6 before 6.3.6-rc4, when refusing a message delivered via the mda option, allows remote attackers to cause a denial of service (crash) via unknown vectors that trigger a NULL pointer dereference when calling the (1) ferror or (2) fflush functions.","status":"published","published":"2006-12-31T05:00:00Z","modified":"2026-06-16T22:32:14.393Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:01:10.726159Z"}],"osv":[{"id":"CVE-2006-5974","description":"fetchmail 6.3.5 and 6.3.6 before 6.3.6-rc4, when refusing a message delivered via the mda option, allows remote attackers to cause a denial of service (crash) via unknown vectors that trigger a NULL pointer dereference when calling the (1) ferror or (2) fflush functions.","status":"published","published":"2006-12-31T05:00:00Z","modified":"2026-04-10T03:37:52.428374Z","updated_at":"2026-11-02T15:43:56.865964Z"},{"id":"DEBIAN-CVE-2006-5974","description":"fetchmail 6.3.5 and 6.3.6 before 6.3.6-rc4, when refusing a message delivered via the mda option, allows remote attackers to cause a denial of service (crash) via unknown vectors that trigger a NULL pointer dereference when calling the (1) ferror or (2) fflush functions.","status":"published","published":"2006-12-31T05:00:00Z","modified":"2026-10-22T23:47:30.147248469Z","updated_at":"2026-11-02T15:45:23.105674Z"},{"id":"openSUSE-SU-2024:10753-1","title":"fetchmail-6.4.21-2.1 on GA media","description":"These are all security issues fixed in the fetchmail-6.4.21-2.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2025-05-07T18:08:17.929848Z","updated_at":"2026-11-02T16:58:34.487567Z"}]}}