Vulnerability Description
Jenkins Filesystem Trigger Plugin 0.40 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.
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 | Filesystem Trigger | <= 0.40 |
References
- http://www.openwall.com/lists/oss-security/2021/05/25/3Mailing ListThird Party Advisory
- https://www.jenkins.io/security/advisory/2021-05-25/#SECURITY-2339Vendor Advisory
- http://www.openwall.com/lists/oss-security/2021/05/25/3Mailing ListThird Party Advisory
- https://www.jenkins.io/security/advisory/2021-05-25/#SECURITY-2339Vendor Advisory
FAQ
What is CVE-2021-21657?
CVE-2021-21657 is a vulnerability with a CVSS score of 8.8 (HIGH). Jenkins Filesystem Trigger Plugin 0.40 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.
How severe is CVE-2021-21657?
CVE-2021-21657 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-2021-21657?
Check the references section above for vendor advisories and patch information. Affected products include: Jenkins Filesystem Trigger.