CVE-2019-10476 Explained : Impact and Mitigation

The Jenkins Zulip Plugin version 1.1.0 and earlier stored sensitive credentials without encryption, allowing unauthorized access to the master file system.

Understanding CVE-2019-10476

The vulnerability in the Jenkins Zulip Plugin could lead to the exposure of sensitive information due to unencrypted storage.

What is CVE-2019-10476?

The Jenkins Zulip Plugin, versions 1.1.0 and prior, stored credentials without encryption in the global configuration file on the Jenkins master, potentially exposing them to unauthorized users.

The Impact of CVE-2019-10476

This vulnerability allowed users with access to the Jenkins master file system to view sensitive credentials, posing a risk of unauthorized access and data exposure.

Technical Details of CVE-2019-10476

The technical aspects of the CVE-2019-10476 vulnerability are as follows:

Vulnerability Description

The Jenkins Zulip Plugin 1.1.0 and earlier stored credentials unencrypted in its global configuration file on the Jenkins master, enabling unauthorized access to sensitive information.

Affected Systems and Versions

Product: Jenkins Zulip Plugin
Vendor: Jenkins project
Vulnerable Versions: 1.1.0 and earlier

Exploitation Mechanism

The vulnerability exploited the lack of encryption in storing credentials, allowing unauthorized users with access to the master file system to view sensitive information.

Mitigation and Prevention

To address CVE-2019-10476, follow these mitigation steps:

Immediate Steps to Take

Upgrade to a patched version that encrypts sensitive credentials.
Restrict access to the Jenkins master file system to authorized personnel only.

Long-Term Security Practices

Implement encryption mechanisms for storing sensitive data.
Regularly review and update security configurations to prevent similar vulnerabilities.

Patching and Updates

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