CVE-2019-16574 : Exploit Details and Defense Strategies
Learn about CVE-2019-16574 affecting Jenkins Alauda DevOps Pipeline Plugin versions 2.3.2 and earlier. Find out how attackers can exploit this vulnerability and steps to mitigate the risk.
Jenkins Alauda DevOps Pipeline Plugin versions 2.3.2 and earlier are affected by a vulnerability that allows unauthorized individuals to establish connections to URLs and potentially access stored credentials within Jenkins.
Understanding CVE-2019-16574
This CVE involves a missing permission verification in the Jenkins Alauda DevOps Pipeline Plugin.
What is CVE-2019-16574?
This vulnerability in Jenkins Alauda DevOps Pipeline Plugin versions 2.3.2 and earlier enables users with Overall/Read permission to connect to a specified URL using obtained credentials, potentially leading to unauthorized access and data exploitation.
The Impact of CVE-2019-16574
The vulnerability allows attackers to capture and potentially access stored credentials within Jenkins, leading to unauthorized access and potential exploitation of sensitive information.
Technical Details of CVE-2019-16574
This section provides technical insights into the vulnerability.
Vulnerability Description
The missing permission check in Jenkins Alauda DevOps Pipeline Plugin 2.3.2 and earlier allows attackers with Overall/Read permission to connect to a specified URL using obtained credentials, potentially compromising stored credentials.
Affected Systems and Versions
- Product: Jenkins Alauda DevOps Pipeline Plugin
- Vendor: Jenkins project
- Versions Affected: <= 2.3.2, ?> 2.3.2
Exploitation Mechanism
Attackers with Overall/Read permission can connect to a specified URL using obtained credentials, potentially accessing stored credentials within Jenkins.
Mitigation and Prevention
Protecting systems from CVE-2019-16574 is crucial for maintaining security.
Immediate Steps to Take
- Update Jenkins Alauda DevOps Pipeline Plugin to a secure version.
- Monitor and restrict permissions within Jenkins to prevent unauthorized access.
Long-Term Security Practices
- Regularly review and update Jenkins plugins to mitigate vulnerabilities.
- Implement a least privilege access control policy to limit user permissions.
Patching and Updates
- Apply security patches and updates provided by Jenkins project to address the vulnerability.