CVE-2023-29803 Command injection in n/a

Critical 9.8 Published 14 Apr 2023 Updated 6 Feb 2025

Attackers can execute arbitrary commands on TOTOLINK X18 routers via the disconnectVPN function's pid parameter.

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-2023-29803?

CVE-2023-29803 is a critical command injection vulnerability in n/a, published on 14 Apr 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

TOTOLINK X18 V9.1.0cu.2024_B20220329 was discovered to contain a command injection vulnerability via the pid parameter in the disconnectVPN function.

Weakness: CWE-77

Which versions are affected by CVE-2023-29803?

It affects 1 product.

Products include Totolink X18 Firmware.

How do I fix CVE-2023-29803?

No fix has been published for CVE-2023-29803 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-2023-29803 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-29803 exists.

Sources

Also known as GHSA-m87r-j77f-7wpr.