CVE-2022-25181 Explained : Impact and Mitigation
Learn about CVE-2022-25181, a sandbox bypass vulnerability in Jenkins Pipeline: Shared Groovy Libraries Plugin that allows attackers to execute arbitrary code in the Jenkins controller JVM. Find out the impact, affected versions, and mitigation steps.
A sandbox bypass vulnerability in Jenkins Pipeline: Shared Groovy Libraries Plugin 552.vd9cc05b8a2e1 and earlier versions allows attackers with Item/Configure permission to execute arbitrary code in the context of the Jenkins controller JVM through crafted SCM contents, if a global Pipeline library already exists.
Understanding CVE-2022-25181
This section will provide insight into the details of the CVE-2022-25181 vulnerability.
What is CVE-2022-25181?
The CVE-2022-25181 is a sandbox bypass vulnerability in the Jenkins Pipeline: Shared Groovy Libraries Plugin that allows attackers with specific permissions to execute arbitrary code in the Jenkins controller's context.
The Impact of CVE-2022-25181
The vulnerability could be exploited by attackers with the Item/Configure permission, leading to the execution of malicious code within the Jenkins controller JVM.
Technical Details of CVE-2022-25181
In this section, we will delve into the technical aspects of the CVE-2022-25181 vulnerability.
Vulnerability Description
The vulnerability allows attackers to bypass the sandbox restrictions in Jenkins Pipeline: Shared Groovy Libraries Plugin, enabling them to run arbitrary code in the Jenkins controller's JVM.
Affected Systems and Versions
The affected version is 552.vd9cc05b8a2e1 and earlier, while versions 2.21.1 and 2.18.1 are unaffected by this vulnerability.
Exploitation Mechanism
Attackers with Item/Configure permission can exploit the vulnerability by executing crafted SCM contents when a global Pipeline library already exists.
Mitigation and Prevention
This section will outline the steps to mitigate and prevent the CVE-2022-25181 vulnerability.
Immediate Steps to Take
Ensure that unnecessary permissions are not granted to users and regularly monitor Jenkins for any unauthorized changes.
Long-Term Security Practices
Implement a least privilege approach, regularly update Jenkins and its plugins, and educate users about safe coding practices to prevent such vulnerabilities.
Patching and Updates
Apply the necessary patches provided by Jenkins project to address the CVE-2022-25181 vulnerability and keep Jenkins and its plugins up to date to prevent future security risks.