OISF libhtp up to 0.5.45 HTTP Header allocation of resources

Summaryinfo

A vulnerability was found in OISF libhtp up to 0.5.45. It has been declared as problematic. The impacted element is an unknown function of the component HTTP Header Handler. The manipulation results in allocation of resources. This vulnerability was named CVE-2024-23837. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in OISF libhtp up to 0.5.45. It has been classified as problematic. Affected is some unknown processing of the component HTTP Header Handler. The manipulation with an unknown input leads to a allocation of resources vulnerability. CWE is classifying the issue as CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. This is going to have an impact on availability. CVE summarizes:

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.

The weakness was presented 02/26/2024. The advisory is available at github.com. This vulnerability is traded as CVE-2024-23837 since 01/22/2024. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 269999 (Ubuntu 18.04 LTS / 24.04 LTS : LibHTP vulnerabilities (USN-7814-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 0.5.46 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (269999). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• OISF

Name

• libhtp

Version

• 0.5.0
• 0.5.1
• 0.5.2
• 0.5.3
• 0.5.4
• 0.5.5
• 0.5.6
• 0.5.7
• 0.5.8
• 0.5.9
• 0.5.10
• 0.5.11
• 0.5.12
• 0.5.13
• 0.5.14
• 0.5.15
• 0.5.16
• 0.5.17
• 0.5.18
• 0.5.19
• 0.5.20
• 0.5.21
• 0.5.22
• 0.5.23
• 0.5.24
• 0.5.25
• 0.5.26
• 0.5.27
• 0.5.28
• 0.5.29
• 0.5.30
• 0.5.31
• 0.5.32
• 0.5.33
• 0.5.34
• 0.5.35
• 0.5.36
• 0.5.37
• 0.5.38
• 0.5.39
• 0.5.40
• 0.5.41
• 0.5.42
• 0.5.43
• 0.5.44
• 0.5.45

License

• open-source

Website

• Product: https://github.com/OISF/libhtp/

CPE 2.3info

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CPE 2.2info

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If you want to get best quality of vulnerability data, you may have to visit VulDB.

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