Improper Check or Handling of Exceptional Conditions Affecting github.com/notaryproject/notation-go/verifier/crl package, versions >=1.3.0-rc.1 <1.3.0-rc.2
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-GOLANG-GITHUBCOMNOTARYPROJECTNOTATIONGOVERIFIERCRL-8622673
- published14 Jan 2025
- disclosed13 Jan 2025
- creditSébastien Rolland
Introduced: 13 Jan 2025
NewCVE-2024-51491 (opens in a new tab)How to fix?
Upgrade github.com/notaryproject/notation-go/verifier/crl to version 1.3.0-rc.2 or higher.
Overview
Affected versions of this package are vulnerable to Improper Check or Handling of Exceptional Conditions via the os.Rename method. An attacker can cause the application to crash by exploiting operating system-specific limitations during file operations.
PoC
Ensure that the temporary file storage area (e.g.,
/tmp) is mounted on a different mount point than the user's 'notation' cache directory.Either disable the Online Certificate Status Protocol (OCSP) revocation check, or utilize certificates that exclusively support Certificate Revocation Lists (CRLs) for revocation check.
Try to verify a previously generated signature using the 'notation' tool.