Vulnerability Description
Jenkins Code Coverage API Plugin 1.4.0 and earlier does not apply Jenkins JEP-200 deserialization protection to Java objects it deserializes from disk, resulting in a remote code execution vulnerability.
CVSS Score
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Jenkins | Code Coverage Api | <= 1.4.0 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2021/08/31/1Mailing ListThird Party Advisory
- https://www.jenkins.io/security/advisory/2021-08-31/#SECURITY-2376Vendor Advisory
- http://www.openwall.com/lists/oss-security/2021/08/31/1Mailing ListThird Party Advisory
- https://www.jenkins.io/security/advisory/2021-08-31/#SECURITY-2376Vendor Advisory
FAQ
What is CVE-2021-21677?
CVE-2021-21677 is a vulnerability with a CVSS score of 8.8 (HIGH). Jenkins Code Coverage API Plugin 1.4.0 and earlier does not apply Jenkins JEP-200 deserialization protection to Java objects it deserializes from disk, resulting in a remote code execution vulnerabili...
How severe is CVE-2021-21677?
CVE-2021-21677 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-21677?
Check the references section above for vendor advisories and patch information. Affected products include: Jenkins Code Coverage Api.