CVE-2024-28871

Excessive CPU used on malformed traffic

Description

LibHTP is a security-aware parser for the HTTP protocol and the related bits and pieces. Version 0.5.46 may parse malformed request traffic, leading to excessive CPU usage. Version 0.5.47 contains a patch for the issue. No known workarounds are available.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.49%
Vendor Advisory github.com
Affected: OISF libhtp
Published at:
Updated at:

References

Link Tags
https://github.com/OISF/libhtp/security/advisories/GHSA-ffr2-45w9-7wmg vendor advisory
https://github.com/OISF/libhtp/commit/79e713f3e527593a45f545e854cd9e6fbb3cd3ed patch
https://github.com/OISF/libhtp/commit/bf618ec7f243cebfb0f7e84c3cb158955cb32b4d patch
https://redmine.openinfosecfoundation.org/issues/6757 issue tracking

Frequently Asked Questions

What is the severity of CVE-2024-28871?
CVE-2024-28871 has been scored as a high severity vulnerability.
How to fix CVE-2024-28871?
To fix CVE-2024-28871, 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-2024-28871 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-28871 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-2024-28871?
CVE-2024-28871 affects OISF libhtp.
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