Vulnerability Description
An incorrect permission check in Jenkins Matrix Authorization Strategy Plugin 2.6.5 and earlier allows attackers with Item/Read permission on nested items to access them, even if they lack Item/Read permission for parent folders.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Jenkins | Matrix Authorization Strategy | <= 2.6.5 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2021/03/18/5Mailing ListThird Party Advisory
- https://www.jenkins.io/security/advisory/2021-03-18/#SECURITY-2180Vendor Advisory
- http://www.openwall.com/lists/oss-security/2021/03/18/5Mailing ListThird Party Advisory
- https://www.jenkins.io/security/advisory/2021-03-18/#SECURITY-2180Vendor Advisory
FAQ
What is CVE-2021-21623?
CVE-2021-21623 is a vulnerability with a CVSS score of 6.5 (MEDIUM). An incorrect permission check in Jenkins Matrix Authorization Strategy Plugin 2.6.5 and earlier allows attackers with Item/Read permission on nested items to access them, even if they lack Item/Read p...
How severe is CVE-2021-21623?
CVE-2021-21623 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-21623?
Check the references section above for vendor advisories and patch information. Affected products include: Jenkins Matrix Authorization Strategy.