NETGEAR RAX30 libcms_cli Command Injection Remote Code Execution Vulnerability

Vulnerability Description

NETGEAR RAX30 libcms_cli Command Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR RAX30 routers. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the libcms_cli module. The issue results from the lack of proper validation of a user-supplied command before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-19838.

References

• https://www.zerodayinitiative.com/advisories/ZDI-23-498/
• https://kb.netgear.com/000065619/Security-Advisory-for-Multiple-Vulnerabilities-on-the-RAX30-PSV-2022-0348