VulnerabilityModified
CVE-2024-23837
Crafted traffic can cause excessive processing time of HTTP headers, leading to denial of service.
HIGH 7.5EPSS 1.19%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.19%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.19% probability · 66th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- oisf/libhtp · fedoraproject/fedora
- Source
- security-advisories@github.com
References
- https://github.com/OISF/libhtp/commit/20ac301d801cdf01b3f021cca08a22a87f477c4aPatch
- https://github.com/OISF/libhtp/security/advisories/GHSA-f9wf-rrjj-qx8mVendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GOCOBFUTIFHOP2PZOH4ENRFXRBHIRKK4/Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZXJIT7R53ZXROO3I256RFUWTIW4ECK6P/Mailing List
- https://redmine.openinfosecfoundation.org/issues/6444Exploit
- https://github.com/OISF/libhtp/commit/20ac301d801cdf01b3f021cca08a22a87f477c4aPatch
- https://github.com/OISF/libhtp/security/advisories/GHSA-f9wf-rrjj-qx8mVendor Advisory
- https://lists.debian.org/debian-lts-announce/2025/09/msg00009.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GOCOBFUTIFHOP2PZOH4ENRFXRBHIRKK4/Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZXJIT7R53ZXROO3I256RFUWTIW4ECK6P/Mailing List
- https://redmine.openinfosecfoundation.org/issues/6444Exploit
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.