CVE-2022-28140 : What You Need to Know
Learn about CVE-2022-28140 impacting Jenkins Flaky Test Handler Plugin versions <= 1.2.1, allowing XXE attacks. Take immediate steps for mitigation and long-term security measures.
Jenkins Flaky Test Handler Plugin version 1.2.1 and earlier is affected by a vulnerability that exposes it to XML external entity (XXE) attacks. This CVE was published on March 29, 2022, and is associated with the Jenkins project.
Understanding CVE-2022-28140
This section will explain the nature and impact of the CVE in detail.
What is CVE-2022-28140?
The vulnerability identified as CVE-2022-28140 in Jenkins Flaky Test Handler Plugin version 1.2.1 and earlier arises due to improper configuration of the XML parser, which leaves it open to XML external entity (XXE) attacks.
The Impact of CVE-2022-28140
The impact of this vulnerability could lead to unauthorized access to sensitive data, server-side request forgery (SSRF) attacks, and potential server crashes.
Technical Details of CVE-2022-28140
This section delves into the specifics of the vulnerability, including the affected systems, exploitation mechanism, and more.
Vulnerability Description
Jenkins Flaky Test Handler Plugin version 1.2.1 and below do not properly secure the XML parser, making it susceptible to XXE attacks, which can be exploited by an attacker to access sensitive information or disrupt services.
Affected Systems and Versions
The vulnerability impacts Jenkins Flaky Test Handler Plugin versions up to and including 1.2.1, with custom configurations.
Exploitation Mechanism
By sending malicious XML payloads, attackers can exploit this vulnerability to access files on the server, execute remote code, or conduct SSRF attacks.
Mitigation and Prevention
This section outlines the steps users can take to mitigate the risks posed by CVE-2022-28140.
Immediate Steps to Take
Users are advised to update the Jenkins Flaky Test Handler Plugin to a secure version, apply patches, and restrict access to the plugin to trusted users only.
Long-Term Security Practices
Implementing secure coding practices, regularly updating software, monitoring network traffic, and considering security in the development lifecycle can help prevent such vulnerabilities.
Patching and Updates
Stay informed about security advisories from Jenkins project and apply patches promptly to ensure systems are protected from known vulnerabilities.