CVE-2022-36906 in OpenShift Deployer Plugin
Summary
by MITRE • 07/27/2022
A cross-site request forgery (CSRF) vulnerability in Jenkins OpenShift Deployer Plugin 1.2.0 and earlier allows attackers to connect to an attacker-specified URL using attacker-specified username and password.
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Analysis
by VulDB Data Team • 07/27/2022
The CVE-2022-36906 vulnerability represents a critical cross-site request forgery flaw within the Jenkins OpenShift Deployer Plugin version 1.2.0 and earlier releases. This vulnerability exists in the authentication and authorization mechanisms of the plugin, which is designed to facilitate deployment operations between Jenkins and OpenShift container platforms. The flaw allows malicious actors to manipulate the plugin's functionality through crafted requests that can force the system to perform unauthorized actions using credentials specified by the attacker rather than legitimate user credentials.
The technical implementation of this CSRF vulnerability stems from insufficient validation of request origins and lack of proper anti-CSRF token implementation within the plugin's web interfaces. When users interact with the OpenShift Deployer Plugin, the system fails to adequately verify that requests originate from legitimate sources within the same session context. Attackers can exploit this by crafting malicious web pages or emails that, when visited by authenticated Jenkins users, automatically submit requests to the plugin's endpoints with attacker-specified credentials. This creates a dangerous scenario where legitimate users can unknowingly execute commands on the OpenShift platform using compromised authentication parameters.
The operational impact of this vulnerability extends beyond simple unauthorized access to encompass potential system compromise and data exposure. An attacker leveraging this CSRF flaw can establish unauthorized connections to OpenShift clusters, potentially gaining access to sensitive deployment configurations, container images, and application data. The vulnerability particularly affects environments where Jenkins serves as a central deployment orchestrator for OpenShift applications, making it a prime target for attackers seeking to escalate privileges and gain control over containerized application deployments. The ability to specify arbitrary username and password combinations within the attack vector significantly increases the potential damage scope.
Organizations using affected Jenkins versions should immediately implement mitigations including upgrading to the patched plugin version, enabling proper CSRF protection mechanisms, and implementing additional network segmentation controls. The vulnerability aligns with CWE-352, which specifically addresses cross-site request forgery weaknesses in software applications. From an ATT&CK framework perspective, this vulnerability maps to techniques involving credential access and privilege escalation through web application exploitation. Security teams should also consider implementing web application firewalls and monitoring for suspicious request patterns that may indicate CSRF attack attempts. Regular security assessments of Jenkins plugins and continuous vulnerability scanning are essential practices to prevent similar issues from compromising deployment environments. The incident underscores the critical importance of maintaining up-to-date security controls in continuous integration and deployment pipelines where automated deployment tools like Jenkins interact with cloud platforms such as OpenShift.