CVE-2020-2234 : Exploit Details and Defense Strategies
Learn about CVE-2020-2234, a Jenkins Pipeline Maven Integration Plugin vulnerability allowing unauthorized access to JDBC URLs, potentially compromising sensitive credentials in Jenkins.
A missing permission check in Jenkins Pipeline Maven Integration Plugin 3.8.2 and earlier allows unauthorized users to connect to attacker-specified JDBC URLs, potentially exposing sensitive credentials.
Understanding CVE-2020-2234
This CVE involves a vulnerability in the Jenkins Pipeline Maven Integration Plugin that could lead to unauthorized access to JDBC URLs.
What is CVE-2020-2234?
This CVE identifies a missing permission check in the Jenkins Pipeline Maven Integration Plugin, allowing users with Overall/Read access to connect to attacker-specified JDBC URLs using credentials obtained through another method.
The Impact of CVE-2020-2234
The vulnerability could enable attackers to capture credentials stored in Jenkins, potentially leading to unauthorized access and data breaches.
Technical Details of CVE-2020-2234
The technical aspects of this CVE are as follows:
Vulnerability Description
A missing permission check in Jenkins Pipeline Maven Integration Plugin 3.8.2 and earlier allows unauthorized users to connect to attacker-specified JDBC URLs using obtained credentials, potentially compromising stored credentials.
Affected Systems and Versions
- Product: Jenkins Pipeline Maven Integration Plugin
- Vendor: Jenkins project
- Versions Affected: <= 3.8.2 (custom version)
Exploitation Mechanism
Unauthorized users with Overall/Read access can exploit this vulnerability to connect to attacker-specified JDBC URLs using obtained credentials, potentially compromising sensitive data.
Mitigation and Prevention
To address CVE-2020-2234, consider the following steps:
Immediate Steps to Take
- Upgrade Jenkins Pipeline Maven Integration Plugin to a non-vulnerable version.
- Restrict Overall/Read access to authorized users only.
- Monitor and audit JDBC connections for suspicious activities.
Long-Term Security Practices
- Regularly review and update Jenkins plugins to the latest secure versions.
- Implement least privilege access controls to limit exposure of sensitive credentials.
Patching and Updates
- Apply patches and security updates promptly to mitigate known vulnerabilities and enhance system security.