CVE-2024-23837
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of service disruption.
- Exploit odds
- 1.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.2% in the next 30 days (EPSS).
- Severity: 7.5 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.2% · EPSS, next 30 days
- Weakness
- CWE-770 · Allocation without limits
- Record status
- Modified
Affected
- Oisf Libhtp < 0.5.46
- Fedoraproject Fedora 38
- Fedoraproject Fedora 39
Attack profile CVSS 3.1 · 7.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2024-23837.md and follow it. Check whether this project is affected by CVE-2024-23837. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/OISF/libhtp/commit/20ac301d801cdf01b3f021cca08a22a87f477c4a
- https://github.com/OISF/libhtp/security/advisories/GHSA-f9wf-rrjj-qx8m
- https://github.com/OISF/libhtp/commit/20ac301d801cdf01b3f021cca08a22a87f477c4a
- https://github.com/OISF/libhtp/security/advisories/GHSA-f9wf-rrjj-qx8m
References
- https://github.com/OISF/libhtp/commit/20ac301d801cdf01b3f021cca08a22a87f477c4a
- https://github.com/OISF/libhtp/security/advisories/GHSA-f9wf-rrjj-qx8m
- https://lists.fedoraproject.org/archives/list/[email protected]/message/GOCOBFUTIFHOP2PZOH4ENRFXRBHIRKK4/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/ZXJIT7R53ZXROO3I256RFUWTIW4ECK6P/
- https://redmine.openinfosecfoundation.org/issues/6444
- https://github.com/OISF/libhtp/commit/20ac301d801cdf01b3f021cca08a22a87f477c4a
- https://github.com/OISF/libhtp/security/advisories/GHSA-f9wf-rrjj-qx8m
- https://lists.debian.org/debian-lts-announce/2025/09/msg00009.html
- https://lists.fedoraproject.org/archives/list/[email protected]/message/GOCOBFUTIFHOP2PZOH4ENRFXRBHIRKK4/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/ZXJIT7R53ZXROO3I256RFUWTIW4ECK6P/
- https://redmine.openinfosecfoundation.org/issues/6444