CVE-2020-22251 Explained : Impact and Mitigation

A Cross Site Scripting (XSS) vulnerability in phpList 3.5.3 allows attackers to exploit the login name field in Manage Administrators when adding a new admin.

Understanding CVE-2020-22251

This CVE identifies a specific XSS vulnerability in phpList 3.5.3 that can be exploited through the login name field in Manage Administrators.

What is CVE-2020-22251?

Cross Site Scripting (XSS) vulnerability in phpList 3.5.3 via the login name field in Manage Administrators when adding a new admin.

The Impact of CVE-2020-22251

Attackers can inject malicious scripts into the login name field, leading to unauthorized access or data theft.

Technical Details of CVE-2020-22251

This section provides technical details about the vulnerability.

Vulnerability Description

Type: Cross Site Scripting (XSS)
Affected Version: phpList 3.5.3
Attack Vector: Login name field in Manage Administrators

Affected Systems and Versions

Affected Product: phpList
Affected Version: 3.5.3

Exploitation Mechanism

Attackers exploit the XSS vulnerability by injecting malicious scripts into the login name field.

Mitigation and Prevention

Protect your systems from CVE-2020-22251 with these steps:

Immediate Steps to Take

Update phpList to the latest version.
Implement input validation to sanitize user inputs.
Educate users on safe login practices.

Long-Term Security Practices

Regularly conduct security audits and penetration testing.
Stay informed about security best practices and emerging threats.

Patching and Updates

Apply security patches promptly to address known vulnerabilities.