go-git Reference Name Validation Flaw Leads to Path Traversal

Vulnerability Overview This vulnerability involves a flaw in the validation and processing of reference names within the library. Specifically, the function fails to correctly reject certain unsafe reference names, potentially leading to path traversal attacks. Impact Scope Library Version: Specific versions of the library. Functional Module: Storage and validation of reference names. Potential Risks: An attacker may bypass security checks by crafting malicious reference names to perform path traversal, thereby accessing or modifying unprotected files. Remediation 1. Enhance Reference Name Validation: - Modify the function to ensure it correctly rejects reference names containing special characters (such as , , , etc.). - Add deeper inspection of reference names to prevent path traversal. 2. Update Dependencies: - Update the library to the latest version, which includes the aforementioned fixes. 3. Testing and Verification: - Write and execute test cases to verify that the patched code correctly rejects malicious reference names. - Conduct security audits to ensure no other potential vulnerabilities remain. POC Code The following code snippet is related to the vulnerability: Summary This vulnerability primarily affects the reference name validation functionality of the library, potentially enabling path traversal attacks. The remediation steps include enhancing reference name validation, updating the library version, and performing thorough testing and verification.

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go-git Reference Name Validation Flaw Leads to Path Traversal

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