CVE-2025-60683

Medium

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.

SeverityMedium
CVSS6.5
Exploit probability—
ProductTotolink A720r Firmware
PublishedNov 13, 2025
First seenNov 13, 2025

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
totolink a720r_firmware4.1.5cu.614_b20230630—

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CVE-2025-60683 · Totolink A720r Firmware · Dark Radar