Jenkins Warnings Next Generation Plugin File Pattern Disclosure Vulnerability
CVE-2021-21626

4.3MEDIUM

Key Information:

Vendor

Jenkins
Status
Jenkins Warnings Next Generation Plugin
Vendor
CVE Published:
18 March 2021

What is CVE-2021-21626?

The Warnings Next Generation Plugin in Jenkins versions 8.4.4 and earlier contains a permission check flaw. This vulnerability allows an attacker with Item/Read permission to validate attacker-specified file patterns against contents in the workspace without the necessary Item/Workspace or Item/Configure permissions. This could potentially lead to the leakage of sensitive information related to the workspace files and patterns.

Affected Version(s)

Jenkins Warnings Next Generation Plugin <= 8.4.4

Jenkins Warnings Next Generation Plugin 8.4.3.1

References

https://www.jenkins.io/security/advisory/2021-03-18/#SECU...
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http://www.openwall.com/lists/oss-security/2021/03/18/5
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CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.