CVE-2017-20036 Explained : Impact and Mitigation

A problematic vulnerability has been discovered in PHPList 3.2.6, affecting the Bounce Rule component and potentially leading to cross-site scripting. Upgrading to version 3.3.1 is recommended to mitigate this issue.

Understanding CVE-2017-20036

This CVE involves a vulnerability in PHPList 3.2.6 that could result in cross-site scripting due to an unidentified function in the Bounce Rule component.

What is CVE-2017-20036?

The vulnerability in PHPList 3.2.6 allows for potential remote attacks through the manipulation of the Bounce Rule component, leading to cross-site scripting.

The Impact of CVE-2017-20036

The impact of this CVE is rated as low severity with a CVSS base score of 3.5. It requires low privileges and user interaction, with no availability impact.

Technical Details of CVE-2017-20036

This section provides more technical insights into the vulnerability.

Vulnerability Description

The issue lies in an unidentified function within the /lists/admin/ file of the Bounce Rule component in PHPList 3.2.6, enabling cross-site scripting.

Affected Systems and Versions

Product: PHPList
Version: 3.2.6

Exploitation Mechanism

The vulnerability can be exploited remotely, potentially leading to persistent cross-site scripting attacks.

Mitigation and Prevention

To address CVE-2017-20036, immediate actions and long-term security practices are recommended.

Immediate Steps to Take

Upgrade PHPList to version 3.3.1 to mitigate the vulnerability.

Long-Term Security Practices

Regularly update software components to prevent similar vulnerabilities.
Implement security best practices to protect against cross-site scripting attacks.

Patching and Updates

Stay informed about security updates and patches released by PHPList to address vulnerabilities like CVE-2017-20036.