CVE-2023-5167 : Vulnerability Insights and Analysis

This CVE-2023-5167 article provides insights into a security vulnerability identified in the User Activity Log Pro WordPress plugin before version 2.3.4. The issue involves Unauthenticated Stored Cross-Site Scripting via User Agent, potentially enabling attackers to execute malicious scripts on websites utilizing the vulnerable plugin.

Understanding CVE-2023-5167

This section delves into the details surrounding CVE-2023-5167, shedding light on the nature of the vulnerability, its impact, technical aspects, and mitigation strategies.

What is CVE-2023-5167?

CVE-2023-5167, assigned by WPScan, pertains to a security flaw in the User Activity Log Pro plugin, allowing visitors to carry out Stored Cross-Site Scripting attacks due to inadequate escaping of User-Agents in the user activity logs dashboard.

The Impact of CVE-2023-5167

The impact of this vulnerability can be severe, potentially leading to unauthorized execution of malicious scripts by attackers. Websites using versions of the User Activity Log Pro plugin prior to 2.3.4 are at risk of exploitation, compromising their integrity and security.

Technical Details of CVE-2023-5167

Understanding the technical aspects of CVE-2023-5167 is crucial for devising effective mitigation strategies and ensuring the security of affected systems.

Vulnerability Description

The vulnerability in User Activity Log Pro plugin versions before 2.3.4 stems from the improper handling of User-Agents in user activity logs, opening the door for Stored Cross-Site Scripting attacks initiated by unauthorized visitors.

Affected Systems and Versions

The User Activity Log Pro plugin versions below 2.3.4 are susceptible to this vulnerability. Websites utilizing these versions are exposed to the risk of Unauthenticated Stored Cross-Site Scripting attacks via the User Agent, potentially compromising their security.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the User-Agent field, triggering the execution of unauthorized code on websites where the vulnerable plugin is installed. This could lead to various security risks and compromise the website's integrity.

Mitigation and Prevention

Taking immediate steps to address CVE-2023-5167 is crucial to safeguard systems and prevent the exploitation of the identified vulnerability.

Immediate Steps to Take

Website administrators and users are advised to update the User Activity Log Pro plugin to version 2.3.4 or higher to mitigate the risk of Unauthenticated Stored Cross-Site Scripting attacks. Additionally, implementing security best practices and monitoring user activity logs can help prevent unauthorized access and malicious activities.

Long-Term Security Practices

Practicing secure coding techniques, conducting regular security audits, and staying informed about plugin updates and security patches are essential for maintaining robust website security and protecting against potential vulnerabilities like CVE-2023-5167.

Patching and Updates

Regularly checking for and applying plugin updates, especially security patches, is crucial for addressing known vulnerabilities and strengthening the overall security posture of WordPress websites. By staying vigilant and proactive in updating plugins, website owners can reduce the risk of exploitation and enhance their cybersecurity defenses.