CVE-2023-27356 NETGEAR RAX30 logCtrl Command Injection Remote Code Execution Vulnerability

What is CVE-2023-27356?

CVE-2023-27356 is a medium-severity command injection vulnerability in NETGEAR RAX30, published on 3 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

NETGEAR RAX30 logCtrl 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 logCtrl action. The issue results from the lack of proper validation of a user-supplied string 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-19825.

Weakness: CWE-78

Which versions are affected by CVE-2023-27356?

It affects 2 products.

Products include Netgear Rax30 Firmware, Netgear Raxe300 Firmware.

How do I fix CVE-2023-27356?

No fix has been published for CVE-2023-27356 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2023-27356 being exploited?

There is no known exploitation of CVE-2023-27356 in the wild and no public exploit code.

Other vulnerabilities in NETGEAR RAX30

• CVE-2025-44658 File upload in n/a Critical 9.8
• CVE-2023-1327 Auth bypass in Netgear RAX30 (AX2400) Critical 9.8
• CVE-2023-27852 Memory corruption in NETGEAR Nighthawk WiFi6 Router Critical 9.8
• CVE-2023-27853 Other in NETGEAR Nighthawk WiFi6 Router Critical 9.8
• CVE-2023-51635 NETGEAR RAX30 fing_dil Stack-based Buffer Overflow Remote Code Execution Vulnerability High 8.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-6m45-v2q8-6746.