Cross-Site Request Forgery Vulnerability in Jenkins SAML Plugin
CVE-2021-21678

8.8HIGH

Key Information:

Vendor

Jenkins
Status
Jenkins Saml Plugin
Vendor
CVE Published:
31 August 2021

What is CVE-2021-21678?

The Jenkins SAML Plugin versions 2.0.7 and earlier contain a vulnerability that enables attackers to construct malicious URLs, gaining the ability to bypass CSRF protections on any target URL in Jenkins. This flaw potentially allows for unauthorized actions within the Jenkins environment, posing a significant risk to the integrity of web applications dependent on Jenkins for continuous integration and deployment.

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Affected Version(s)

Jenkins SAML Plugin 1.1.3

Jenkins SAML Plugin <= 2.0.7

Jenkins SAML Plugin 1.1.8

References

https://www.jenkins.io/security/advisory/2021-08-31/#SECU...
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http://www.openwall.com/lists/oss-security/2021/08/31/1
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CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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