CVE-2023-4412 TOTOLINK EX1200L setWanCfg os command injection

Medium 6.3 Published 18 Aug 2023 Updated 2 Aug 2024

Remote attackers can execute arbitrary OS commands via the setWanCfg function in TOTOLINK EX1200L routers, requiring immediate mitigation due to public exploit availability.

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

What is CVE-2023-4412?

CVE-2023-4412 is a medium-severity command injection vulnerability in TOTOLINK EX1200L, published on 18 Aug 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was found in TOTOLINK EX1200L EN_V9.3.5u.6146_B20201023 and classified as critical. This issue affects the function setWanCfg. The manipulation leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-237515. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-78

Which versions are affected by CVE-2023-4412?

It affects 1 product.

Products include Totolink Ex1200l Firmware.

How do I fix CVE-2023-4412?

No fix has been published for CVE-2023-4412 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-2023-4412 being exploited?

There is no known exploitation of CVE-2023-4412 in the wild and no public exploit code.

Sources

Also known as GHSA-3rxg-298f-hp3q.