{"id":"CVE-2014-6603","aliases":["DEBIAN-CVE-2014-6603","EUVD-2014-6482","GHSA-9x5x-99rm-rq9h"],"status":"published","title":"The SSHParseBanner function in SSH parser (app-layer-ssh.c) in Suricata before 2.0.4 allows...","description":"The SSHParseBanner function in SSH parser (app-layer-ssh.c) in Suricata before 2.0.4 allows remote attackers to bypass SSH rules, cause a denial of service (crash), or possibly have unspecified other impact via a crafted banner, which triggers a large memory allocation or an out-of-bounds write.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02841,"percentile":0.86764,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-399"],"published":"2014-10-07T14:00:00Z","modified":"2026-10-23T15:47:30Z","fixes":[{"ecosystem":"Debian:13","package":"suricata","fixed_in":["2.0.4-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"suricata","fixed_in":["2.0.4-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:13","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.4-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.4-1"}]}]}],"products":[{"vendor":"openinfosecfoundation","product":"suricata"}],"references":[{"url":"http://www.securityfocus.com/bid/70083","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"http://packetstormsecurity.com/files/128382/Suricata-2.0.3-Out-Of-Bounds-Access.html","tags":["x_refsource_MISC","x_transferred","Exploit","evidence"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2014-October/139821.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2014-October/139630.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/96157","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://www.securityfocus.com/archive/1/533515/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"http://seclists.org/fulldisclosure/2014/Sep/79","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Exploit","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-6603"},{"url":"https://github.com/advisories/GHSA-9x5x-99rm-rq9h"},{"url":"https://security-tracker.debian.org/tracker/CVE-2014-6603","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2014-6603","description":"The SSHParseBanner function in SSH parser (app-layer-ssh.c) in Suricata before 2.0.4 allows remote attackers to bypass SSH rules, cause a denial of service (crash), or possibly have unspecified other impact via a crafted banner, which triggers a large memory allocation or an out-of-bounds write.","status":"published","published":"2014-10-07T14:00:00Z","modified":"2024-08-06T12:24:34.355Z","updated_at":"2026-11-02T14:33:44.930749Z"}],"euvd":[{"id":"EUVD-2014-6482","description":"The SSHParseBanner function in SSH parser (app-layer-ssh.c) in Suricata before 2.0.4 allows remote attackers to bypass SSH rules, cause a denial of service (crash), or possibly have unspecified other impact via a crafted banner, which triggers a large memory allocation or an out-of-bounds write.","status":"published","published":"2014-10-07T14:00:00Z","modified":"2024-08-06T12:24:34Z","updated_at":"2026-11-03T01:56:58.553318Z"}],"ghsa":[{"id":"GHSA-9x5x-99rm-rq9h","title":"The SSHParseBanner function in SSH parser (app-layer-ssh.c) in Suricata before 2.0.4 allows...","description":"The SSHParseBanner function in SSH parser (app-layer-ssh.c) in Suricata before 2.0.4 allows remote attackers to bypass SSH rules, cause a denial of service (crash), or possibly have unspecified other impact via a crafted banner, which triggers a large memory allocation or an out-of-bounds write.","status":"published","published":"2022-05-14T02:51:14Z","modified":"2023-02-02T05:06:26Z","updated_at":"2026-11-02T14:52:18.649117Z"}],"nvd":[{"id":"CVE-2014-6603","description":"The SSHParseBanner function in SSH parser (app-layer-ssh.c) in Suricata before 2.0.4 allows remote attackers to bypass SSH rules, cause a denial of service (crash), or possibly have unspecified other impact via a crafted banner, which triggers a large memory allocation or an out-of-bounds write.","status":"published","published":"2014-10-07T14:55:07.517Z","modified":"2026-06-17T00:13:25.967Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:02:56.266125Z"}],"osv":[{"id":"CVE-2014-6603","description":"The SSHParseBanner function in SSH parser (app-layer-ssh.c) in Suricata before 2.0.4 allows remote attackers to bypass SSH rules, cause a denial of service (crash), or possibly have unspecified other impact via a crafted banner, which triggers a large memory allocation or an out-of-bounds write.","status":"published","published":"2014-10-07T14:55:07Z","modified":"2026-04-10T03:44:01.229313Z","updated_at":"2026-11-02T15:43:59.654289Z"},{"id":"DEBIAN-CVE-2014-6603","description":"The SSHParseBanner function in SSH parser (app-layer-ssh.c) in Suricata before 2.0.4 allows remote attackers to bypass SSH rules, cause a denial of service (crash), or possibly have unspecified other impact via a crafted banner, which triggers a large memory allocation or an out-of-bounds write.","status":"published","published":"2014-10-07T14:55:07.517Z","modified":"2026-10-23T15:47:30.405656734Z","updated_at":"2026-11-02T15:45:26.134753Z"}]}}