CVE-2024-0298: Totolink n200re Firmware

Critical severity, CVSS 9.8. EPSS: 3.8% chance of exploitation in the next 30 days.

A vulnerability was found in Totolink N200RE 9.3.5u.6139_B20201216. It has been classified as critical. Affected is the function setDiagnosisCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ip 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 identifier of this vulnerability is VDB-249864. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Totolink n200re Firmware: version 9.3.5u.6139_b20201216 only

Published 2024-01-08. Last modified 2026-06-17.