Improper Permission Check in Jenkins Config File Provider Plugin
CVE-2021-21643

6.5MEDIUM

Key Information:

Vendor

Jenkins
Status
Jenkins Config File Provider Plugin
Vendor
CVE Published:
21 April 2021

What is CVE-2021-21643?

The Jenkins Config File Provider Plugin prior to version 3.7.0 fails to adequately enforce permission checks in several HTTP endpoints. This flaw allows attackers with global Job/Configure permission to enumerate system-scoped credentials IDs, posing a risk to sensitive information stored in Jenkins. Proper validation mechanisms are crucial to prevent unauthorized access to these credentials.

Affected Version(s)

Jenkins Config File Provider Plugin <= 3.7.0

References

https://www.jenkins.io/security/advisory/2021-04-21/#SECU...
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http://www.openwall.com/lists/oss-security/2021/04/21/2
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CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2021-21643 : Improper Permission Check in Jenkins Config File Provider Plugin