CVE-2022-25136 Command injection in n/a

Critical 9.8 Published 18 Feb 2022 Updated 3 Aug 2024

Attackers can execute arbitrary commands on TOTOLINK routers via crafted MQTT packets, requiring firmware upgrades to mitigate.

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-2022-25136?

CVE-2022-25136 is a critical command injection vulnerability in n/a, published on 18 Feb 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A command injection vulnerability in the function meshSlaveUpdate of TOTOLINK Technology routers T6 V3_Firmware T6_V3_V4.1.5cu.748_B20211015 and T10 V2_Firmware V4.1.8cu.5207_B20210320 allows attackers to execute arbitrary commands via a crafted MQTT packet.

Weakness: CWE-77

Which versions are affected by CVE-2022-25136?

It affects 2 products.

Products include Totolink T10 Firmware, Totolink T6 Firmware.

How do I fix CVE-2022-25136?

No fix has been published for CVE-2022-25136 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-2022-25136 being exploited?

There is no known exploitation of CVE-2022-25136 in the wild and no public exploit code.

Sources

Also known as GHSA-6wc8-j6cc-j854.