CVE-2025-14140: Utt 520w Firmware

Medium severity, CVSS 6.5. EPSS: 0.6% chance of exploitation in the next 30 days.

A vulnerability was detected in UTT 进取 520W 1.7.7-180627. The affected element is the function strcpy of the file /goform/websHostFilter. Performing manipulation of the argument addHostFilter results in buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Utt 520w Firmware: version 1.7.7-180627 only

Published 2025-12-06. Last modified 2026-06-17.