RCE in Totolink X18

CVE-2025-1829

A vulnerability was found in TOTOLINK X18 9.1.0cu.2024_B20220329. It has been declared as critical. This vulnerability affects the function setMtknatCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument mtkhnatEnable leads to os command injection. The attack can be initiated 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.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.117 (95.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-1829?
CVE-2025-1829 is a medium-severity vulnerability in Totolink X18, classified under Command Injection. CVSS score: 6.3/10. Published 2025-03-02.
How severe is CVE-2025-1829?
Medium severity. CVSS v3 base score is 6.3 out of 10.