CVE-2025-1608 LB-LINK AC1900 Router set_manpwd websGetVar os command injection

Medium 5.3 Published 24 Feb 2025 Updated 24 Feb 2025

Remote attackers can execute arbitrary OS commands via the routepwd parameter in the set_manpwd function of LB-LINK AC1900 routers.

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-2025-1608?

CVE-2025-1608 is a medium-severity command injection vulnerability in LB-LINK AC1900 Router, published on 24 Feb 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability, which was classified as critical, was found in LB-LINK AC1900 Router 1.0.2. Affected is the function websGetVar of the file /goform/set_manpwd. The manipulation of the argument routepwd leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-78, CWE-77

Which versions are affected by CVE-2025-1608?

It affects 1 product.

Products include Lb-Link Ac1900 Firmware.

How do I fix CVE-2025-1608?

No fix has been published for CVE-2025-1608 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-2025-1608 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-1608 exists.

Sources

Also known as GHSA-ch6g-xrcv-q4j3.