Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, there is a quadratic complexity issue when searching for URLs in mime encoded messages over SMTP leading to a performance impact. This issue has been patched in version 8.0.4.
Fix
Patch, vendor advisory and mitigation references on NVD 1
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 7.5 · oisfNVD modified 2026-10-26 21:10
Affected (CPE criteria) 1
cpe:2.3:a:oisf:suricata:*:*:*:*:*:*:*:*
References 2
- https://github.com/OISF/suricata/security/advisories/GHSA-hr89-h2pp-f3c8 Vendor Advisory
- https://redmine.openinfosecfoundation.org/issues/8292 Issue Tracking, Permissions Required