CVE-2020-2247 : Vulnerability Insights and Analysis

Jenkins Klocwork Analysis Plugin 2020.2.1 and earlier versions are vulnerable to XML external entity (XXE) attacks.

Understanding CVE-2020-2247

Jenkins Klocwork Analysis Plugin is affected by a vulnerability that could allow attackers to exploit XXE attacks.

What is CVE-2020-2247?

This CVE refers to the failure of Jenkins Klocwork Analysis Plugin 2020.2.1 and prior versions to secure its XML parser against XXE attacks.

The Impact of CVE-2020-2247

The vulnerability could be exploited by malicious entities to launch XXE attacks, potentially leading to unauthorized access to sensitive data or system compromise.

Technical Details of CVE-2020-2247

Jenkins Klocwork Analysis Plugin's vulnerability is detailed below.

Vulnerability Description

The plugin fails to properly configure its XML parser, leaving it susceptible to XXE attacks.

Affected Systems and Versions

Product: Jenkins Klocwork Analysis Plugin
Vendor: Jenkins project
Versions Affected: <= 2020.2.1

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious XML content to trigger XXE attacks.

Mitigation and Prevention

Protect your systems from CVE-2020-2247 with the following measures.

Immediate Steps to Take

Update Jenkins Klocwork Analysis Plugin to a secure version.
Implement strict input validation to prevent malicious XML input.

Long-Term Security Practices

Regularly monitor and update all Jenkins plugins to their latest secure versions.
Educate users on secure coding practices to prevent XXE vulnerabilities.

Patching and Updates

Ensure timely installation of security patches and updates to mitigate the risk of XXE attacks.