Vulnerability Description
Jenkins 2.314 and earlier, LTS 2.303.1 and earlier accepts names of jobs and other entities with a trailing dot character, potentially replacing the configuration and data of other entities on Windows.
CVSS Score
4.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Jenkins | Jenkins | <= 2.303.1 |
| Microsoft | Windows | - |
References
- http://www.openwall.com/lists/oss-security/2021/10/06/1Mailing ListThird Party Advisory
- https://www.jenkins.io/security/advisory/2021-10-06/#SECURITY-2424Vendor Advisory
- http://www.openwall.com/lists/oss-security/2021/10/06/1Mailing ListThird Party Advisory
- https://www.jenkins.io/security/advisory/2021-10-06/#SECURITY-2424Vendor Advisory
FAQ
What is CVE-2021-21682?
CVE-2021-21682 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Jenkins 2.314 and earlier, LTS 2.303.1 and earlier accepts names of jobs and other entities with a trailing dot character, potentially replacing the configuration and data of other entities on Windows...
How severe is CVE-2021-21682?
CVE-2021-21682 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-2021-21682?
Check the references section above for vendor advisories and patch information. Affected products include: Jenkins Jenkins, Microsoft Windows.