High severity · published May 7, 2024
CVE-2024-32664
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine
7.3
CVSS
0.9%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SU
Suricata · Oisf
6.0.0 before 6.0.19; 7.0.0 before 7.0.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-32664
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-32664
Patch
https://github.com/OISF/suricata/commit/311002baf288a225f62cf18a90c5fdd294447379
Patch
https://github.com/OISF/suricata/commit/d5ffecf11ad2c6fe89265e518f5d7443caf26ba4
Mitigation
https://github.com/OISF/suricata/security/advisories/GHSA-79vh-hpwq-3jh7
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