CVE-2025-45858 Command injection in n/a

Critical 9.8 Published 13 May 2025 Updated 13 May 2025

Attackers can execute arbitrary commands on TOTOLINK A3002R routers via a command injection vulnerability in the FUN_00459fdc 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-2025-45858?

CVE-2025-45858 is a critical command injection vulnerability in Totolink A3002r Firmware, published on 13 May 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a command injection vulnerability via the FUN_00459fdc function.

Weakness: CWE-78

Which versions are affected by CVE-2025-45858?

It affects 1 product.

Products include Totolink A3002r Firmware.

How do I fix CVE-2025-45858?

No fix has been published for CVE-2025-45858 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-2025-45858 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-45858 exists.

All Totolink A3002r Firmware vulnerabilities

Sources

Also known as GHSA-c5qx-gcrc-9fpj.