Cross-Site Request Forgery Vulnerability in Jenkins Team Foundation Server Plugin
CVE-2021-21638

8.8HIGH

Key Information:

Vendor

Jenkins
Status
Jenkins Team Foundation Server Plugin
Vendor
CVE Published:
30 March 2021

What is CVE-2021-21638?

A cross-site request forgery (CSRF) vulnerability exists in versions 5.157.1 and earlier of the Jenkins Team Foundation Server Plugin. This flaw allows malicious actors to exploit the plugin by sending crafted requests that connect to an attacker-defined URL using stolen credentials. These credentials, which are usually stored within Jenkins, can be compromised through various means, posing a significant risk to the security of Jenkins environments.

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Affected Version(s)

Jenkins Team Foundation Server Plugin <= 5.157.1

References

https://www.jenkins.io/security/advisory/2021-03-30/#SECU...
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http://www.openwall.com/lists/oss-security/2021/03/30/1
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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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