Jenkins Pipeline Groovy Plugin Vulnerability Affecting Default Parameter Expressions
CVE-2020-2109

8.8HIGH

Key Information:

Vendor

Jenkins
Status
Jenkins Pipeline: Groovy Plugin
Vendor
CVE Published:
12 February 2020

What is CVE-2020-2109?

The Jenkins Pipeline: Groovy Plugin, specifically versions 2.78 and earlier, is subject to a vulnerability that allows attackers to bypass sandbox protection via default parameter expressions in CPS-transformed methods. This weakness could enable unauthorized code execution in the Jenkins environment, posing a significant risk to continuous integration and delivery processes. It is crucial for users to review their usage of this plugin and apply necessary updates to mitigate potential threats.

Affected Version(s)

Jenkins Pipeline: Groovy Plugin <= 2.78

References

https://jenkins.io/security/advisory/2020-02-12/#SECURITY...
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http://www.openwall.com/lists/oss-security/2020/02/12/3
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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:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.