CVE-2023-26840 : What You Need to Know

This CVE record pertains to a cross-site request forgery (CSRF) vulnerability found in ChurchCRM v4.5.3. The vulnerability allows attackers to manipulate user settings, potentially granting them unauthorized access as an Administrator.

Understanding CVE-2023-26840

This section will delve into the specifics of CVE-2023-26840, including its impact and technical details.

What is CVE-2023-26840?

CVE-2023-26840 is a CSRF vulnerability present in ChurchCRM v4.5.3. Exploiting this vulnerability enables malicious actors to modify user configurations, such as assigning a person to a user role and elevating that user to Administrator status.

The Impact of CVE-2023-26840

The impact of this vulnerability is significant as it can lead to unauthorized privilege escalation within the ChurchCRM system. Attackers could potentially gain administrative access, compromising the integrity and confidentiality of the application.

Technical Details of CVE-2023-26840

In this section, we will explore the technical aspects of CVE-2023-26840, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The CSRF vulnerability in ChurchCRM v4.5.3 allows attackers to perform unauthorized actions by manipulating user settings, potentially leading to privilege escalation.

Affected Systems and Versions

The vulnerability affects ChurchCRM version 4.5.3. Users running this specific version are at risk of exploitation until a patch is applied.

Exploitation Mechanism

Attackers can exploit this vulnerability by tricking authenticated users into unknowingly executing malicious actions, leading to unauthorized changes in user settings.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-26840, users and administrators should take immediate steps to secure their systems and implement long-term security measures.

Immediate Steps to Take

Disable unnecessary user roles and limit user privileges within ChurchCRM.
Regularly monitor user accounts for any unauthorized changes.
Educate users about CSRF attacks and phishing tactics to prevent exploitation.
Implement secure coding practices to mitigate CSRF vulnerabilities in web applications.

Long-Term Security Practices

Keep ChurchCRM software up to date with the latest patches and security updates.
Conduct regular security audits and vulnerability assessments to proactively identify and address potential threats.
Utilize firewall rules and intrusion detection systems to enhance system security.
Consider implementing multi-factor authentication for added user verification.

Patching and Updates

Ensure that ChurchCRM is updated to a version that addresses CVE-2023-26840. Apply patches provided by the ChurchCRM community or vendor to remediate the CSRF vulnerability and bolster system security.