CVE-2024-45796

Suricata defrag: off by one can lead to policy bypass

Description

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to version 7.0.7, a logic error during fragment reassembly can lead to failed reassembly for valid traffic. An attacker could craft packets to trigger this behavior.This issue has been addressed in 7.0.7.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.12%
Third-Party Advisory github.com
Affected: OISF suricata
Published at:
Updated at:

References

Link Tags
https://github.com/OISF/suricata/security/advisories/GHSA-mf6r-3xp2-v7xg third party advisory
https://redmine.openinfosecfoundation.org/issues/7067 issue tracking

Frequently Asked Questions

What is the severity of CVE-2024-45796?
CVE-2024-45796 has been scored as a medium severity vulnerability.
How to fix CVE-2024-45796?
To fix CVE-2024-45796, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-45796 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-45796 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-45796?
CVE-2024-45796 affects OISF suricata.
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