CVE-2023-52252 : Vulnerability Insights and Analysis

Unified Remote 3.13.0 allows remote attackers to execute arbitrary Lua code because of a wildcarded Access-Control-Allow-Origin for the Remote upload endpoint.

Understanding CVE-2023-52252

This CVE involves a vulnerability in Unified Remote 3.13.0 that can be exploited by remote attackers to run arbitrary Lua code.

What is CVE-2023-52252?

CVE-2023-52252 is a security flaw in Unified Remote 3.13.0 that enables attackers to execute malicious Lua code due to a misconfiguration in the Access-Control-Allow-Origin setting for the Remote upload endpoint.

The Impact of CVE-2023-52252

The impact of this CVE is severe as it allows remote attackers to gain unauthorized access and run arbitrary code on affected systems, posing a significant security risk to users and organizations.

Technical Details of CVE-2023-52252

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability in Unified Remote 3.13.0 arises from a wildcarded Access-Control-Allow-Origin, enabling attackers to bypass security restrictions and upload malicious Lua code.

Affected Systems and Versions

All systems running Unified Remote 3.13.0 are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted requests to the Remote upload endpoint, leveraging the misconfigured Access-Control-Allow-Origin to execute arbitrary Lua code.

Mitigation and Prevention

To protect systems from CVE-2023-52252, immediate actions and long-term security practices should be implemented.

Immediate Steps to Take

Update Unified Remote to the latest version that includes a patch for this vulnerability.
Restrict access to the Remote upload endpoint to trusted sources only.

Long-Term Security Practices

Regularly monitor and update security configurations to prevent similar misconfigurations.
Implement network segmentation to limit the impact of potential future vulnerabilities.

Patching and Updates

Ensure timely installation of security patches provided by Unified Remote to address CVE-2023-52252 and other potential security risks.