CVE-2023-5737 : Vulnerability Insights and Analysis

This article provides detailed insights into CVE-2023-5737, focusing on the WordPress Backup & Migration plugin vulnerability that allows unauthorized users to update plugin settings.

Understanding CVE-2023-5737

CVE-2023-5737 refers to a security vulnerability found in the WordPress Backup & Migration plugin version 1.4.4 and below. The issue stems from missing authorization controls on certain AJAX requests, enabling users with low-level roles like Subscriber to modify plugin settings.

What is CVE-2023-5737?

The vulnerability in the WordPress Backup & Migration plugin before version 1.4.4 allows unauthorized users, including Subscribers, to perform actions reserved for higher-level roles. This oversight could lead to unauthorized access and potential malicious modifications to plugin settings.

The Impact of CVE-2023-5737

Exploitation of CVE-2023-5737 could result in unauthorized users gaining access to sensitive plugin settings, potentially compromising the integrity and security of the WordPress site. Attackers may leverage this vulnerability to manipulate backup and migration configurations, leading to data loss or unauthorized data access.

Technical Details of CVE-2023-5737

The following technical information sheds light on the vulnerability:

Vulnerability Description

The WordPress Backup & Migration plugin version 1.4.4 and below lack proper authorization checks on certain AJAX requests, allowing users with roles as low as Subscriber to update plugin settings.

Affected Systems and Versions

Vendor: Unknown
Product: WordPress Backup & Migration
Affected Versions: Up to version 1.4.4

Exploitation Mechanism

Attackers exploit the vulnerability by sending unauthorized AJAX requests to the plugin, circumventing the required authorization checks. This enables them to modify critical settings that should typically be restricted to higher-level users.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-5737, consider implementing the following security measures:

Immediate Steps to Take

Upgrade the WordPress Backup & Migration plugin to version 1.4.4 or newer to address the vulnerability.
Restrict access to the plugin settings to only authorized users with appropriate roles.
Monitor plugin settings for any unauthorized modifications or suspicious activities.

Long-Term Security Practices

Regularly update plugins and themes to patch security vulnerabilities promptly.
Conduct security audits to identify and remediate potential security risks in WordPress installations.
Educate users on best practices for maintaining a secure WordPress environment.

Patching and Updates

Stay informed about security updates and patches released by the WordPress Backup & Migration plugin developers. Promptly apply patches to ensure that known vulnerabilities are addressed and the plugin remains secure.