CyberAlerts is shutting down on June 30th, 2025. Thank you for your support!

CVE-2024-23837: LibHTP unbounded folded header handling leads to denial service

7.5 CVSS

Description

LibHTP is a security-aware parser for the HTTP protocol. Crafted traffic can cause excessive processing time of HTTP headers, leading to denial of service. This issue is addressed in 0.5.46.

Classification

CVE ID: CVE-2024-23837

CVSS Base Severity: HIGH

CVSS Base Score: 7.5

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products

Vendor: OISF

Product: libhtp

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.1% (probability of being exploited)

EPSS Percentile: 42.85% (scored less or equal to compared to others)

EPSS Date: 2025-03-14 (when was this score calculated)

References

https://github.com/OISF/libhtp/security/advisories/GHSA-f9wf-rrjj-qx8m
https://github.com/OISF/libhtp/commit/20ac301d801cdf01b3f021cca08a22a87f477c4a
https://redmine.openinfosecfoundation.org/issues/6444
https://lists.fedoraproject.org/archives/list/[email protected]/message/GOCOBFUTIFHOP2PZOH4ENRFXRBHIRKK4/
https://lists.fedoraproject.org/archives/list/[email protected]/message/ZXJIT7R53ZXROO3I256RFUWTIW4ECK6P/

Timeline

2025-02-14 00:31:37 UTC
CVE

LibHTP unbounded folded header handling leads to denial service