CVE-2023-50094 : Exploit Details and Defense Strategies

A critical vulnerability has been identified in reNgine through version 2.0.2, allowing for OS Command Injection. Read on to understand the impact, technical details, and mitigation strategies for CVE-2023-50094.

Understanding CVE-2023-50094

This section delves into the specifics of the CVE-2023-50094 vulnerability.

What is CVE-2023-50094?

The CVE-2023-50094 vulnerability in reNgine through 2.0.2 enables OS Command Injection when an adversary possesses a valid session ID. By inserting shell metacharacters into a specific string, attackers can execute commands as root through subprocess.check_output.

The Impact of CVE-2023-50094

The impact of CVE-2023-50094 is severe, allowing threat actors to execute malicious commands with elevated privileges, leading to potential system compromise.

Technical Details of CVE-2023-50094

Explore the technical aspects of CVE-2023-50094 in this section.

Vulnerability Description

The vulnerability arises due to improper input validation in reNgine, enabling threat actors to inject and execute arbitrary commands on the target system.

Affected Systems and Versions

All versions of reNgine up to and including 2.0.2 are affected by CVE-2023-50094, exposing them to the risk of OS Command Injection.

Exploitation Mechanism

Attackers leverage a valid session ID to manipulate the 'api/tools/waf_detector/?url=' string with shell metacharacters, leading to the execution of unauthorized commands with root privileges.

Mitigation and Prevention

Discover effective strategies to mitigate the risks associated with CVE-2023-50094 in this section.

Immediate Steps to Take

Immediately upgrade reNgine to a patched version beyond 2.0.2 to remediate the vulnerability. Additionally, monitor for any signs of unauthorized system access.

Long-Term Security Practices

Implement strong input validation mechanisms, conduct regular security assessments, and adhere to least privilege principles to enhance overall system security.

Patching and Updates

Stay informed about security updates and patches released by the reNgine project to address potential vulnerabilities and protect your systems.