CVE-2022-34208: Missing Authorization in Jenkins Beaker builder Plugin
Summary
CVE-2022-34208: Jenkins Beaker builder Plugin Missing Authorization vulnerability. Affects org.jenkins-ci.plugins:beaker-builder versions < 1.10. No fix is published. How to fix ↓
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Background
The Jenkins Beaker builder Plugin is a Maven-based package that allows users to connect to a specified URL. It is commonly used in Jenkins environments for building and testing applications. The plugin provides functionality for connecting to external resources and performing various tasks. However, a vulnerability has been identified in versions 1.10 and earlier, which allows attackers with Overall/Read permission to connect to an attacker-specified URL.
Vulnerability Detail
The vulnerability in the Jenkins Beaker builder Plugin arises from a missing permission check. Attackers with Overall/Read permission can exploit this vulnerability to connect to a URL of their choice, potentially leading to unauthorized access or other malicious activities. The impact of this vulnerability can vary depending on the attacker's intentions and the resources accessible through the specified URL. The Common Vulnerabilities and Exposures (CVE) identifier for this vulnerability is CVE-2022-34208.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As a temporary workaround, users can restrict access to the Jenkins Beaker builder Plugin by adjusting the permissions for Overall/Read. By limiting this permission to trusted users or administrators, the risk of unauthorized connections can be minimized. However, this workaround may not provide complete protection and should be considered a temporary measure until the plugin is updated.
Conclusion
The Jenkins Beaker builder Plugin version 1.10 and earlier is vulnerable to a missing authorization issue, allowing attackers with Overall/Read permission to connect to an attacker-specified URL. To mitigate this vulnerability, it is recommended to upgrade to version 1.11 or later, which includes the necessary permission checks. Restricting access to Overall/Read permission can serve as a temporary workaround. For further support and assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
The impact of this vulnerability can vary depending on the attacker's intentions and the resources accessible through the specified URL. It could potentially lead to unauthorized access, data breaches, or other malicious activities.
Users of Jenkins Beaker builder Plugin versions 1.10 and earlier are affected by this vulnerability. Specifically, attackers with Overall/Read permission can exploit this vulnerability.
At the time of this report, there are no known public exploits for this vulnerability. However, it is important to promptly update the plugin to mitigate the risk of potential exploits.
You can use Vulert's playground (https://vulert.com/scanner) to check if your application is affected by this vulnerability. Vulert monitors and alerts in real-time for open-source vulnerabilities, using just the pom.xml file.
The CVSS score for this vulnerability is 4.3, indicating a moderate severity level. It is important to address this vulnerability promptly to mitigate the associated risks.
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