{"id":"CVE-2018-10242","aliases":["DEBIAN-CVE-2018-10242","DLA-1751-1","EUVD-2018-2316","GHSA-xrxh-g8jf-mf2m","UBUNTU-CVE-2018-10242"],"status":"published","title":"Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner...","description":"Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner can cause the parsing code to read beyond the allocated data because SSHParseBanner in app-layer-ssh.c lacks a length check.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01533,"percentile":0.74981,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-125"],"published":"2019-04-04T14:59:50Z","modified":"2026-10-24T10:30:55Z","fixes":[{"ecosystem":"Debian:13","package":"suricata","fixed_in":["1:4.0.5-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"suricata","fixed_in":["1:4.0.5-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:13","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.0.5-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.0.5-1"}]}]},{"source":"osv","ecosystem":"Debian:8","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.7-2+deb8u4"}]}],"versions":["2.0.7-2","2.0.7-2+deb8u1","2.0.7-2+deb8u2","2.0.7-2+deb8u3"],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.8-1build1","2.0.9-1","2.0.10-1","2.0.10-2","2.0.11-1","3.0-1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.2-2ubuntu3"]}],"products":[{"vendor":"debian","product":"debian_linux"},{"vendor":"oisf","product":"suricata"}],"references":[{"url":"https://suricata-ids.org/2018/07/18/suricata-4-0-5-available/","tags":["x_refsource_CONFIRM","x_transferred","Release Notes","Vendor Advisory","advisory","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2019/04/msg00010.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-10242"},{"url":"https://suricata-ids.org/2018/07/18/suricata-4-0-5-available"},{"url":"https://github.com/advisories/GHSA-xrxh-g8jf-mf2m"},{"url":"https://security-tracker.debian.org/tracker/CVE-2018-10242","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-10242","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-10242","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2018-10242","description":"Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner can cause the parsing code to read beyond the allocated data because SSHParseBanner in app-layer-ssh.c lacks a length check.","status":"published","published":"2019-04-04T14:59:50Z","modified":"2024-08-05T07:32:01.759Z","updated_at":"2026-11-02T14:35:01.619448Z"}],"euvd":[{"id":"EUVD-2018-2316","description":"Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner can cause the parsing code to read beyond the allocated data because SSHParseBanner in app-layer-ssh.c lacks a length check.","status":"published","published":"2019-04-04T14:59:50Z","modified":"2024-08-05T07:32:01Z","updated_at":"2026-11-03T02:39:58.981487Z"}],"ghsa":[{"id":"GHSA-xrxh-g8jf-mf2m","title":"Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner...","description":"Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner can cause the parsing code to read beyond the allocated data because SSHParseBanner in app-layer-ssh.c lacks a length check.","status":"published","published":"2022-05-14T01:05:32Z","modified":"2024-10-22T18:32:01Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:58:34.272194Z"}],"nvd":[{"id":"CVE-2018-10242","description":"Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner can cause the parsing code to read beyond the allocated data because SSHParseBanner in app-layer-ssh.c lacks a length check.","status":"published","published":"2019-04-04T15:29:00.377Z","modified":"2026-06-17T01:33:45.093Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:04:55.136632Z"}],"osv":[{"id":"CVE-2018-10242","description":"Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner can cause the parsing code to read beyond the allocated data because SSHParseBanner in app-layer-ssh.c lacks a length check.","status":"published","published":"2019-04-04T15:29:00.377Z","modified":"2026-10-24T10:30:55.412591381Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:07.641418Z"},{"id":"DEBIAN-CVE-2018-10242","description":"Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner can cause the parsing code to read beyond the allocated data because SSHParseBanner in app-layer-ssh.c lacks a length check.","status":"published","published":"2019-04-04T15:29:00.377Z","modified":"2026-10-23T18:04:46.419457717Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:45:29.988046Z"},{"id":"UBUNTU-CVE-2018-10242","description":"Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner can cause the parsing code to read beyond the allocated data because SSHParseBanner in app-layer-ssh.c lacks a length check.","status":"published","published":"2019-04-04T15:29:00Z","modified":"2025-10-24T04:46:59Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:54:16.544091Z"},{"id":"DLA-1751-1","title":"suricata - security update","status":"published","published":"2019-04-08T00:00:00Z","modified":"2026-03-09T01:01:07.36424Z","updated_at":"2026-11-02T15:46:09.777694Z"}]}}