CVE-2024-32664
Prior to 7.0.5 and 6.0.19, specially crafted traffic or datasets can cause a limited buffer overflow.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.87%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.5 and 6.0.19, specially crafted traffic or datasets can cause a limited buffer overflow. This vulnerability is fixed in 7.0.5 and 6.0.19. Workarounds include not use rules with `base64_decode` keyword with `bytes` option with value 1, 2 or 5 and for 7.0.x, setting `app-layer.protocols.smtp.mime.body-md5` to false.
- CVSS 3.1
- 7.3 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- EPSS
- 0.87% probability · 57th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-120, CWE-122
- Affected
- oisf/suricata
- Source
- security-advisories@github.com
References
- https://github.com/OISF/suricata/commit/311002baf288a225f62cf18a90c5fdd294447379Patch
- https://github.com/OISF/suricata/commit/d5ffecf11ad2c6fe89265e518f5d7443caf26ba4Patch
- https://github.com/OISF/suricata/security/advisories/GHSA-79vh-hpwq-3jh7Mitigation, Vendor Advisory
- https://github.com/OISF/suricata/commit/311002baf288a225f62cf18a90c5fdd294447379Patch
- https://github.com/OISF/suricata/commit/d5ffecf11ad2c6fe89265e518f5d7443caf26ba4Patch
- https://github.com/OISF/suricata/security/advisories/GHSA-79vh-hpwq-3jh7Mitigation, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.