CVE-2021-20159: TRENDnet Tew-827dru Firmware

High severity, CVSS 8.8. EPSS: 3.1% chance of exploitation in the next 30 days.

Trendnet AC2600 TEW-827DRU version 2.08B01 is vulnerable to command injection. The system log functionality of the firmware allows for command injection as root by supplying a malformed parameter.

Affected products

• TRENDnet Tew-827dru Firmware: version 2.08b01 only

Published 2021-12-30. Last modified 2026-06-17.