CVE-2018-1000423 : Security Advisory and Response

Jenkins Crowd 2 Integration Plugin 2.0.0 and older versions have a vulnerability that exposes credentials, allowing attackers with local file system access to obtain sensitive information.

Understanding CVE-2018-1000423

This CVE involves a security flaw in Jenkins Crowd 2 Integration Plugin that could lead to credential exposure.

What is CVE-2018-1000423?

The vulnerability in Jenkins Crowd 2 Integration Plugin 2.0.0 and earlier versions allows attackers with local file system access to acquire credentials used for connecting to Crowd 2.

The Impact of CVE-2018-1000423

The vulnerability poses a risk of unauthorized access to sensitive credentials, potentially leading to further security breaches.

Technical Details of CVE-2018-1000423

The technical aspects of the CVE provide insight into the specific details of the vulnerability.

Vulnerability Description

The flaw resides in two files, CrowdSecurityRealm.java and CrowdConfigurationService.java, within Jenkins Crowd 2 Integration Plugin, resulting in insufficient protection of credentials.

Affected Systems and Versions

Affected System: Jenkins Crowd 2 Integration Plugin
Vulnerable Versions: 2.0.0 and older

Exploitation Mechanism

Attackers with local access to the file system can exploit the vulnerability to extract sensitive credentials used for connecting to Crowd 2.

Mitigation and Prevention

Addressing the CVE requires immediate actions and long-term security measures.

Immediate Steps to Take

Update Jenkins Crowd 2 Integration Plugin to the latest secure version.
Monitor and restrict access to sensitive files and credentials.

Long-Term Security Practices

Implement least privilege access controls to limit exposure of critical information.
Regularly review and update security configurations to prevent similar vulnerabilities.

Patching and Updates

Apply security patches and updates provided by Jenkins to fix the vulnerability and enhance system security.