CVE-2024-28871 Affecting libhtp package, versions <1:0.5.39-1ubuntu0.1~esm1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU2204-LIBHTP-6571383
- published9 Oct 2025
- disclosed4 Apr 2024
Introduced: 4 Apr 2024
CVE-2024-28871 (opens in a new tab)How to fix?
Upgrade Ubuntu:22.04 libhtp to version 1:0.5.39-1ubuntu0.1~esm1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libhtp package and not the libhtp package as distributed by Ubuntu.
See How to fix? for Ubuntu:22.04 relevant fixed versions and status.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2024-28871
- https://github.com/OISF/libhtp/commit/79e713f3e527593a45f545e854cd9e6fbb3cd3ed
- https://github.com/OISF/libhtp/commit/bf618ec7f243cebfb0f7e84c3cb158955cb32b4d
- https://github.com/OISF/libhtp/security/advisories/GHSA-ffr2-45w9-7wmg
- https://redmine.openinfosecfoundation.org/issues/6757