CVE-2021-41965 : What You Need to Know

ChurchCRM version 2.0.0 to 4.4.5 is affected by a SQL injection vulnerability that allows authenticated attackers to execute arbitrary SQL commands through specific unsanitized fields.

Understanding CVE-2021-41965

What is CVE-2021-41965?

A SQL injection vulnerability in ChurchCRM versions 2.0.0 to 4.4.5 enables authenticated attackers to execute arbitrary SQL commands by exploiting selected unsanitized fields during an Edit action.

The Impact of CVE-2021-41965

This vulnerability permits attackers to manipulate the database through SQL injection, potentially leading to data theft, modification, or unauthorized access.

Technical Details of CVE-2021-41965

Vulnerability Description

The flaw in ChurchCRM allows authenticated users to inject SQL commands through unsanitized fields like EN_tyid, theID, and EID during record editing.

Affected Systems and Versions

ChurchCRM version 2.0.0 to 4.4.5

Exploitation Mechanism

Attackers with authenticated access can abuse the vulnerable fields to input malicious SQL commands, affecting the underlying database.

Mitigation and Prevention

Immediate Steps to Take

Update ChurchCRM to the latest version to patch the SQL injection vulnerability.
Restrict access to sensitive database fields to authorized personnel only.

Long-Term Security Practices

Implement input validation to sanitize user inputs and prevent SQL injection attacks.
Conduct regular security audits and penetration testing to identify and address vulnerabilities.

Patching and Updates

Regularly monitor for ChurchCRM security updates and apply patches promptly to mitigate potential risks.