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CVE-2024-28871

Excessive CPU used on malformed traffic

Published: Apr 4, 2024Updated: Jun 30, 2025 Sources: CVE List NVD BDUCWE-770
7.5HIGH
NVD MITRE
EPSS Score
0.8%
Top 46.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-770

Affected Products

OISF
oss-projectaka libhtp, suricata, suricata-update
libhtpOn-premLibrary
Networking Infrastructure / firewall
Open Information Security Foundation
oss-projectaka ofis, suricata, libhtp
LibHTPOn-prem
Security Products / vuln-mgmt-scanner
ООО «ТСС»
commercialaka diamond vpn//fw, diamond acs
МКСЗ «Diamond VPN//FW»On-prem
Networking Infrastructure / firewall
and 1 more affected products View all →

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://github.com/OISF/libhtp/security/advisories/GHSA-ffr2-45w9-7wmg
github.com
https://github.com/OISF/libhtp/commit/79e713f3e527593a45f545e854cd9e6fbb3cd3ed
github.com
https://github.com/OISF/libhtp/commit/bf618ec7f243cebfb0f7e84c3cb158955cb32b4d
github.com
and 4 more references View all →
News mentions
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