CVE-2024-32664 Suricata's base64 contains an out of bounds write
Attackers can trigger a buffer overflow in Suricata via crafted traffic, potentially causing denial of service or code execution.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-32664?
CVE-2024-32664 is a medium-severity memory corruption vulnerability in Oisf Suricata, published on 7 May 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Which versions are affected by CVE-2024-32664?
It affects 1 product.
Products include Oisf Suricata.
How do I fix CVE-2024-32664?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2024-32664 being exploited?
There is no known exploitation of CVE-2024-32664 in the wild and no public exploit code.
Other vulnerabilities in Oisf Suricata
Sources
Also known as DEBIAN-CVE-2024-32664, GHSA-79vh-hpwq-3jh7, UBUNTU-CVE-2024-32664.