CVE-2023-3514 : Exploit Details and Defense Strategies

This CVE-2023-3514 relates to an Unsafe Named Pipe Permission Escalation of Privilege Vulnerability in RazerCentralSerivce of Razer Central.

Understanding CVE-2023-3514

This vulnerability in Razer RazerCentral allows a local attacker to gain SYSTEM privileges on Windows systems by exploiting an improper privilege control issue in the RazerCentralSerivce named pipe.

What is CVE-2023-3514?

The CVE-2023-3514 vulnerability involves improper privilege control in RazerCentralSerivce named pipe within Razer Central version 7.11.0.558 and below on Windows. An attacker with local access can communicate with the named pipe as a low-privilege user and execute arbitrary executable files by calling specific commands like "AddModule" or "UninstallModules," leading to privilege escalation to SYSTEM level.

The Impact of CVE-2023-3514

The impact of this vulnerability is categorized as "Privilege Escalation" under CAPEC-233, which signifies the severity of the issue. With a CVSSv3.1 base score of 7.8 (High), the availability, confidentiality, and integrity of affected systems are at risk, highlighting the critical nature of this security flaw.

Technical Details of CVE-2023-3514

This section delves into the technical aspects of the vulnerability, including its description, affected systems and versions, and exploitation mechanism.

Vulnerability Description

The vulnerability arises due to improper privilege management in RazerCentralSerivce named pipe, allowing a local attacker to escalate privileges to SYSTEM level on Windows systems by executing arbitrary executable files through specific commands.

Affected Systems and Versions

The vulnerability impacts Razer Central versions equal to or below 7.11.0.558 on Windows operating systems. Specifically, the RazerCentralSerivce module is affected, exposing systems to privilege escalation attacks.

Exploitation Mechanism

By communicating with the named pipe as a low-privilege user and utilizing commands like "AddModule" or "UninstallModules," an attacker can exploit this vulnerability to execute arbitrary executable files and elevate their privileges to gain SYSTEM access on the compromised system.

Mitigation and Prevention

To address and prevent the CVE-2023-3514 vulnerability, immediate steps, long-term security practices, and patching measures are essential.

Immediate Steps to Take

Immediately restrict access to the vulnerable RazerCentralSerivce named pipe, monitor for any suspicious activities, and apply temporary controls to mitigate the risk of privilege escalation until a permanent solution is implemented.

Long-Term Security Practices

Implement robust privilege management practices, regularly update and patch Razer Central installations, conduct security audits, and educate users on secure computing practices to reduce the likelihood of privilege escalation vulnerabilities being exploited.

Patching and Updates

It is crucial to apply patches or updates provided by Razer to remediate the vulnerability in RazerCentralSerivce. Regularly checking for and applying security updates will help in safeguarding systems against potential privilege escalation threats and maintaining a secure environment.