CVE-2025-60683 Command injection in n/a
An attacker with write access to a specific system file can execute arbitrary commands on ToToLink A720R routers due to insufficient input validation in the sysconf binary.
- 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-2025-60683?
CVE-2025-60683 is a medium-severity command injection vulnerability in n/a, published on 13 Nov 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A command injection vulnerability exists in the ToToLink A720R Router firmware V4.1.5cu.614_B20230630 within the sysconf binary, specifically in the sub_40BFA4 function that handles network interface reinitialization from '/var/system/linux_vlan_reinit'. Input is only partially validated by checking the prefix of interface names, and is concatenated into shell commands executed via system() without escaping. An attacker with write access to this file can execute arbitrary commands on the device.
Weakness: CWE-77
Which versions are affected by CVE-2025-60683?
It affects 1 product.
Products include Totolink A720r Firmware.
How do I fix CVE-2025-60683?
No fix has been published for CVE-2025-60683 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-2025-60683 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-60683 exists.
Other vulnerabilities in n/a
Sources
Also known as GHSA-q788-r29g-853f.