CVE-2021-20157

7.5 highEPSS 1.6%

High (7.5) in trendnet tew-827dru firmware. EPSS 1.6% chance of exploitation in the next 30 days.

It is possible for an unauthenticated, malicious user to force the device to reboot due to a hidden administrative command.

Severity

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 1.6% chance of exploitation in the next 30 days; higher than 75% of CVEs (scores of 2026-10-31)
Published: 2021-12-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19