{"id":"CVE-2012-3826","aliases":["DEBIAN-CVE-2012-3826","EUVD-2012-3773","GHSA-7cq7-rr3p-m677"],"status":"published","title":"Multiple integer underflows in Wireshark 1.4.x before 1.4.13 and 1.6.x before 1.6.8 allow remote...","description":"Multiple integer underflows in Wireshark 1.4.x before 1.4.13 and 1.6.x before 1.6.8 allow remote attackers to cause a denial of service (loop) via vectors related to the R3 dissector, a different vulnerability than CVE-2012-2392.","severity":{"version":"2.0","score":3.3,"vector":"AV:A/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.03401,"percentile":0.88933,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-189"],"published":"2012-06-30T10:00:00Z","modified":"2026-10-23T17:47:42Z","exploits":[{"source":"exploitdb","id":"EDB-18919","title":"Wireshark - Multiple Dissector Denial of Service Vulnerabilities","type":"dos","platform":"multiple","date":"2012-05-24","verified":true,"url":"https://www.exploit-db.com/exploits/18919"}],"fixes":[{"ecosystem":"Debian:12","package":"wireshark","fixed_in":["1.6.8-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"wireshark","fixed_in":["1.6.8-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"wireshark","fixed_in":["1.6.8-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"wireshark","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.8-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"wireshark","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.8-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"wireshark","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.8-1"}]}]}],"products":[{"vendor":"wireshark","product":"wireshark"}],"references":[{"url":"http://www.securitytracker.com/id?1027094","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","web"]},{"url":"http://secunia.com/advisories/49226","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15536","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred","web"]},{"url":"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7125","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"http://www.wireshark.org/security/wnpa-sec-2012-08.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-3826"},{"url":"https://github.com/advisories/GHSA-7cq7-rr3p-m677"},{"url":"https://security-tracker.debian.org/tracker/CVE-2012-3826","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2012-3826","description":"Multiple integer underflows in Wireshark 1.4.x before 1.4.13 and 1.6.x before 1.6.8 allow remote attackers to cause a denial of service (loop) via vectors related to the R3 dissector, a different vulnerability than CVE-2012-2392.","status":"published","published":"2012-06-30T10:00:00Z","modified":"2024-08-06T20:21:03.603Z","updated_at":"2026-11-02T14:34:50.615647Z"}],"euvd":[{"id":"EUVD-2012-3773","description":"Multiple integer underflows in Wireshark 1.4.x before 1.4.13 and 1.6.x before 1.6.8 allow remote attackers to cause a denial of service (loop) via vectors related to the R3 dissector, a different vulnerability than CVE-2012-2392.","status":"published","published":"2012-06-30T10:00:00Z","modified":"2024-08-06T20:21:03Z","updated_at":"2026-11-03T01:56:09.412323Z"}],"ghsa":[{"id":"GHSA-7cq7-rr3p-m677","title":"Multiple integer underflows in Wireshark 1.4.x before 1.4.13 and 1.6.x before 1.6.8 allow remote...","description":"Multiple integer underflows in Wireshark 1.4.x before 1.4.13 and 1.6.x before 1.6.8 allow remote attackers to cause a denial of service (loop) via vectors related to the R3 dissector, a different vulnerability than CVE-2012-2392.","status":"published","published":"2022-05-17T00:58:27Z","modified":"2023-02-03T05:02:55Z","updated_at":"2026-11-02T14:53:15.749583Z"}],"nvd":[{"id":"CVE-2012-3826","description":"Multiple integer underflows in Wireshark 1.4.x before 1.4.13 and 1.6.x before 1.6.8 allow remote attackers to cause a denial of service (loop) via vectors related to the R3 dissector, a different vulnerability than CVE-2012-2392.","status":"published","published":"2012-06-30T10:15:05.187Z","modified":"2026-06-16T23:43:57.643Z","cvss":[{"version":"2.0","score":3.3,"vector":"AV:A/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-189"],"updated_at":"2026-11-02T14:02:14.774945Z"}],"osv":[{"id":"CVE-2012-3826","description":"Multiple integer underflows in Wireshark 1.4.x before 1.4.13 and 1.6.x before 1.6.8 allow remote attackers to cause a denial of service (loop) via vectors related to the R3 dissector, a different vulnerability than CVE-2012-2392.","status":"published","published":"2012-06-30T10:15:05Z","modified":"2026-04-10T03:42:26.950571Z","updated_at":"2026-11-02T15:43:58.537032Z"},{"id":"DEBIAN-CVE-2012-3826","description":"Multiple integer underflows in Wireshark 1.4.x before 1.4.13 and 1.6.x before 1.6.8 allow remote attackers to cause a denial of service (loop) via vectors related to the R3 dissector, a different vulnerability than CVE-2012-2392.","status":"published","published":"2012-06-30T10:15:05.187Z","modified":"2026-10-23T17:47:42.304049496Z","updated_at":"2026-11-02T15:45:24.92418Z"}]}}