SB2025032573 - Information disclosure in go-gh
Published: March 25, 2025
Security Bulletin ID
SB2025032573
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Protection Mechanism Failure (CVE-ID: CVE-2024-53859)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to GitHub host security boundary in auth.TokenForHost. A remote attacker can disclosure of authentication tokens intended for GitHub hosts to non-GitHub hosts when within a codespace.
Remediation
Install update from vendor's website.
References
- https://docs.github.com/en/apps/using-github-apps/reviewing-and-revoking-authorization-of-github-apps#reviewing-your-authorized-github-apps
- https://docs.github.com/en/authentication/keeping-your-account-and-data-secure/reviewing-your-security-log
- https://docs.github.com/en/enterprise-cloud@latest/admin/monitoring-activity-in-your-enterprise/reviewing-audit-logs-for-your-enterprise/identifying-audit-log-events-performed-by-an-access-token
- https://docs.github.com/en/enterprise-cloud@latest/authentication/keeping-your-account-and-data-secure/managing-your-personal-access-tokens
- https://github.com/cli/go-gh/blob/71770357e0cb12867d3e3e288854c0aa09d440b7/pkg/auth/auth.go#L73-L77
- https://github.com/cli/go-gh/security/advisories/GHSA-55v3-xh23-96gh