Vulnerability Description
Jenkins CloudBees CD Plugin 1.1.21 and earlier does not perform a permission check in an HTTP endpoint, allowing attackers with Item/Read permission to schedule builds of projects without having Item/Build permission.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Jenkins | Cloudbees Cd | <= 1.1.21 |
References
- http://www.openwall.com/lists/oss-security/2021/04/21/2Mailing ListThird Party Advisory
- https://www.jenkins.io/security/advisory/2021-04-21/#SECURITY-2309Vendor Advisory
- http://www.openwall.com/lists/oss-security/2021/04/21/2Mailing ListThird Party Advisory
- https://www.jenkins.io/security/advisory/2021-04-21/#SECURITY-2309Vendor Advisory
FAQ
What is CVE-2021-21647?
CVE-2021-21647 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Jenkins CloudBees CD Plugin 1.1.21 and earlier does not perform a permission check in an HTTP endpoint, allowing attackers with Item/Read permission to schedule builds of projects without having Item/...
How severe is CVE-2021-21647?
CVE-2021-21647 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-21647?
Check the references section above for vendor advisories and patch information. Affected products include: Jenkins Cloudbees Cd.