CVE-2024-45797: LibHTP's unbounded header handling leads to denial service
LibHTP is a security-aware parser for the HTTP protocol and the related bits and pieces. Prior to version 0.5.49, unbounded processing of HTTP request and response headers can lead to excessive CPU time and memory utilization, possibly leading to extreme slowdowns. This issue is addressed in 0.5.49.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/libhtpto a version that resolves this vulnerability.Fixed in 1:0.5.42-1+deb12u1 - Upgrade
Upgrade
debian/libhtpto a version that resolves this vulnerability.Fixed in 1:0.5.49-1 - Upgrade
Upgrade
debian/libhtpto a version that resolves this vulnerability.Fixed in 1:0.5.42-1+deb12u1Fixed in 1:0.5.50-1+deb13u1 - Upgrade
Upgrade
alpine/suricatato a version that resolves this vulnerability.Fixed in 7.0.7-r0 - Upgrade
Upgrade
LibHTPto a version that resolves this vulnerability.Fixed in 0.5.49
Event History
Frequently Asked Questions
What is the severity of CVE-2024-45797?
CVE-2024-45797 is considered a high severity vulnerability due to its potential for excessive CPU and memory usage.
How do I fix CVE-2024-45797?
To fix CVE-2024-45797, upgrade to LibHTP version 0.5.49 or later.
What is the impact of CVE-2024-45797?
The impact of CVE-2024-45797 includes performance degradation due to unbounded processing of HTTP headers.
Which versions of LibHTP are affected by CVE-2024-45797?
CVE-2024-45797 affects versions of LibHTP prior to 0.5.49.
Who is the vendor for CVE-2024-45797?
The vendor for CVE-2024-45797 is LibHTP.