CVE-2019-12325: Htek UC902 Firmware

High severity, CVSS 8.8. EPSS: 2% chance of exploitation in the next 30 days.

The Htek UC902 VoIP phone web management interface contains several buffer overflow vulnerabilities in the firmware version 2.0.4.4.46, which allow an attacker to crash the device (DoS) without authentication or execute code (authenticated as a user) to spawn a remote shell as a root user.

Affected products

• Htek UC902 Firmware: version 2.0.4.4.46 only

Published 2019-07-22. Last modified 2026-06-17.