CVE-2025-45800 Command injection in n/a

Critical 9.8 Published 2 May 2025 Updated 12 May 2025

Attackers can execute arbitrary commands on TOTOLINK A950RG routers via the setDeviceName interface, potentially compromising the device.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-45800?

CVE-2025-45800 is a critical command injection vulnerability in n/a, published on 2 May 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

TOTOLINK A950RG V4.1.2cu.5204_B20210112 contains a command execution vulnerability in the setDeviceName interface of the /lib/cste_modules/global.so library, specifically in the processing of the deviceMac parameter.

Weakness: CWE-77

Which versions are affected by CVE-2025-45800?

It affects 1 product.

Products include Totolink A950rg Firmware.

How do I fix CVE-2025-45800?

No fix has been published for CVE-2025-45800 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-2025-45800 being exploited?

There is no known exploitation of CVE-2025-45800 in the wild and no public exploit code.

Sources

Also known as GHSA-56gh-5cpc-w3cc.