OISF Suricata up to 7.0.6 thash random values

Summaryinfo

A vulnerability has been found in OISF Suricata up to 7.0.6 and classified as problematic. This affects an unknown part of the component thash Handler. Performing a manipulation results in random values. This vulnerability is cataloged as CVE-2024-47187. It is possible to initiate the attack remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in OISF Suricata up to 7.0.6. It has been classified as critical. This affects an unknown part of the component thash Handler. The manipulation with an unknown input leads to a random values vulnerability. CWE is classifying the issue as CWE-330. The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers. This is going to have an impact on availability. The summary by CVE is:

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to version 7.0.7, missing initialization of the random seed for "thash" leads to datasets having predictable hash table behavior. This can lead to dataset file loading to use excessive time to load, as well as runtime performance issues during traffic handling. This issue has been addressed in 7.0.7. As a workaround, avoid loading datasets from untrusted sources. Avoid dataset rules that track traffic in rules.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2024-47187 since 09/20/2024. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1600.001 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 214273 (Suricata < 7.0.7 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 7.0.7 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (214273). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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

License

• open-source

Website

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

CPE 2.3info

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CPE 2.2info

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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