CVE-2024-32867 Suricata's defrag contains various issues leading to policy bypass

Medium 5.3 Published Updated

Attackers can bypass Suricata's detection policies by exploiting fragmentation handling flaws, allowing malicious traffic to evade inspection.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2024-32867?

CVE-2024-32867 is a medium-severity 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, various problems in handling of fragmentation anomalies can lead to mis-detection of rules and policy. This vulnerability is fixed in 7.0.5 or 6.0.19.

Weakness: CWE-754

Which versions are affected by CVE-2024-32867?

It affects 1 product.

Products include Oisf Suricata.

How do I fix CVE-2024-32867?

Upgrade to a fixed version.

Is CVE-2024-32867 being exploited?

There is no known exploitation of CVE-2024-32867 in the wild and no public exploit code.

All Oisf Suricata vulnerabilities

Sources

Also known as DEBIAN-CVE-2024-32867, GHSA-xvrx-88mv-xcq5, UBUNTU-CVE-2024-32867.

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