OISF Suricata up to 7.0.7 Transform resource consumption

Summaryinfo

A vulnerability, which was classified as problematic, was found in OISF Suricata up to 7.0.7. This affects the function to_lowercase/to_uppercase/strip_whitespace/compress_whitespace/dotprefix/header_lowercase/strip_pseudo_headers/url_decode/xor of the component Transform Handler. Executing a manipulation can lead to resource consumption. This vulnerability is registered as CVE-2024-55605. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in OISF Suricata up to 7.0.7. It has been declared as critical. This vulnerability affects the function to_lowercase/to_uppercase/strip_whitespace/compress_whitespace/dotprefix/header_lowercase/strip_pseudo_headers/url_decode/xor of the component Transform Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. CVE summarizes:

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.8, a large input buffer to the to_lowercase, to_uppercase, strip_whitespace, compress_whitespace, dotprefix, header_lowercase, strip_pseudo_headers, url_decode, or xor transform can lead to a stack overflow causing Suricata to crash. The issue has been addressed in Suricata 7.0.8.

The advisory is shared for download at github.com. This vulnerability was named CVE-2024-55605 since 12/09/2024. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability scanner Nessus provides a plugin with the ID 214272 (Suricata < 7.0.8 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 7.0.8 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (214272). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

• OISF

Name

• Suricata

Version

• 7.0.0
• 7.0.1
• 7.0.2
• 7.0.3
• 7.0.4
• 7.0.5
• 7.0.6
• 7.0.7

License

• open-source

Website

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

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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