{"id":"CVE-2017-15377","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-15377","generatedAt":"2026-10-28T21:21:38.718Z","title":"In Suricata before 4.x, it was possible to trigger lots of redundant checks on the content of crafted network traffic with a certain signature, because of DetectEngineContentInspection in detect-engine-content-inspection.c.","description":"In Suricata before 4.x, it was possible to trigger lots of redundant checks on the content of crafted network traffic with a certain signature, because of DetectEngineContentInspection in detect-engine-content-inspection.c. The search engine doesn't stop when it should after no match is found; instead, it stops only upon reaching inspection-recursion-limit (3000 by default).","published":"2017-10-23T08:29:00.000Z","lastModified":"2026-06-17T01:07:44.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":[],"affected":["openinfosecfoundation/suricata"],"epss":{"score":0.01965,"percentile":0.80247,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.97%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/OISF/suricata/commit/b9579fbe7dd408200ef03cbe20efddb624b73885","source":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2018/12/msg00000.html","source":"cve@mitre.org"},{"url":"https://redmine.openinfosecfoundation.org/issues/2231","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/OISF/suricata/commit/b9579fbe7dd408200ef03cbe20efddb624b73885","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2018/12/msg00000.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://redmine.openinfosecfoundation.org/issues/2231","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-15377","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}