CVE-2020-14932 : Vulnerability Insights and Analysis

SquirrelMail 1.4.22's compose.php vulnerability

Understanding CVE-2020-14932

A vulnerability in SquirrelMail 1.4.22 that allows for potential exploitation through compose.php.

What is CVE-2020-14932?

compose.php in SquirrelMail 1.4.22 utilizes unserialize for the $mailtodata value, sourced from an HTTP GET request, with a connection to mailto.php.

The Impact of CVE-2020-14932

The vulnerability could lead to unauthorized access or potential attacks on the affected system.

Technical Details of CVE-2020-14932

Details of the vulnerability in SquirrelMail 1.4.22

Vulnerability Description

SquirrelMail 1.4.22's compose.php uses unserialize for the $mailtodata value from an HTTP GET request, linked to mailto.php.

Affected Systems and Versions

Product: N/A
Vendor: N/A
Version: N/A

Exploitation Mechanism

Exploitation involves manipulating the unserialize function in compose.php through crafted HTTP GET requests.

Mitigation and Prevention

Protecting systems from CVE-2020-14932

Immediate Steps to Take

Disable SquirrelMail if not essential
Implement web application firewalls
Regularly monitor and analyze HTTP requests

Long-Term Security Practices

Keep software up to date
Conduct regular security audits
Train users on safe browsing habits

Patching and Updates

Apply patches or updates provided by SquirrelMail to address the vulnerability.