Vulnerability in Jenkins Bitbucket Plugin Exposes Credentials
CVE-2023-41937

7.5HIGH

Key Information:

Vendor

Jenkins
Status
Jenkins Bitbucket Push And Pull Request Plugin
Vendor
CVE Published:
6 September 2023

What is CVE-2023-41937?

The Jenkins Bitbucket Push and Pull Request Plugin, versions 2.4.0 to 2.8.3, improperly trusts values in webhook payloads. This flaw allows attackers to send specially crafted webhook requests that can deceive the plugin into connecting to arbitrary URLs, leading to the exposure of sensitive Bitbucket credentials stored within Jenkins. This vulnerability emphasizes the need for stringent validation of incoming data and robust security measures to protect critical user information.

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Deploy the Patch

Affected Version(s)

Jenkins Bitbucket Push and Pull Request Plugin 2.4.0 <= 2.8.3

References

https://www.jenkins.io/security/advisory/2023-09-06/#SECU...
vendor-advisory
http://www.openwall.com/lists/oss-security/2023/09/06/9

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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