CVE-2022-25136

Name of the Vulnerable Software and Affected Versions TOTOLINK Technology T6 V3 Firmware version T6 V3 V4.1.5cu.748 B20211015 TOTOLINK Technology T10 V2 Firmware version V4.1.8cu.5207 B20210320

Description A command injection issue in the meshSlaveUpdate function of TOTOLINK Technology routers allows attackers to execute arbitrary commands via a crafted MQTT packet.

Recommendations For TOTOLINK Technology T6 V3 Firmware version T6 V3 V4.1.5cu.748 B20211015, consider disabling the meshSlaveUpdate function until a patch is available. For TOTOLINK Technology T10 V2 Firmware version V4.1.8cu.5207 B20210320, consider disabling the meshSlaveUpdate function until a patch is available. As a temporary workaround, restrict access to the vulnerable function to minimize the risk of exploitation.