charmbracelet soft-serve up to 0.7.4 LD_PRELOAD os command injection

Summaryinfo

A vulnerability described as critical has been identified in charmbracelet soft-serve up to 0.7.4. This affects an unknown part. Executing a manipulation of the argument LD_PRELOAD can lead to os command injection. This vulnerability appears as CVE-2024-41956. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in charmbracelet soft-serve up to 0.7.4. It has been declared as critical. This vulnerability affects an unknown code block. The manipulation of the argument LD_PRELOAD with an unknown input leads to a os command injection vulnerability. The CWE definition for the vulnerability is CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Soft Serve is a self-hostable Git server for the command line. Prior to 0.7.5, it is possible for a user who can commit files to a repository hosted by Soft Serve to execute arbitrary code via environment manipulation and Git. The issue is that Soft Serve passes all environment variables given by the client to git subprocesses. This includes environment variables that control program execution, such as LD_PRELOAD. This vulnerability is fixed in 0.7.5.

The advisory is available at github.com. This vulnerability was named CVE-2024-41956 since 07/24/2024. The exploitation appears to be easy. The attack can be initiated remotely. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

Upgrading to version 0.7.5 eliminates this vulnerability. Applying the patch 4daebdd422a6ba8c04162d023f8be355a8fe3184 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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

Productinfo

Vendor

• charmbracelet

Name

• soft-serve

Version

• 0.7.0
• 0.7.1
• 0.7.2
• 0.7.3
• 0.7.4

License

• open-source

Website

• Product: https://github.com/charmbracelet/soft-serve/

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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