CVE-2022-28494 Command injection in n/a

Critical 9.8 Published 23 Mar 2023 Updated 25 Feb 2025

Attackers can execute arbitrary commands on TOTOLink outdoor CPE devices via a crafted request to the firmware upgrade function.

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-2022-28494?

CVE-2022-28494 is a critical command injection vulnerability in n/a, published on 23 Mar 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

TOTOLink outdoor CPE CP900 V6.3c.566_B20171026 is discovered to contain a command injection vulnerability in the setUpgradeFW function via the filename parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.

Weakness: CWE-78

Which versions are affected by CVE-2022-28494?

It affects 1 product.

Products include Totolink Cp900 Firmware.

How do I fix CVE-2022-28494?

No fix has been published for CVE-2022-28494 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-2022-28494 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-28494 exists.

Sources

Also known as GHSA-xc2w-wxjv-gww7.