CVE-2025-15460

HIGH

UTT 520w Firmware < 1.7.7-180627 - Memory Corruption

Title source: rule
STIX 2.1

Description

A vulnerability was detected in UTT 进取 520W 1.7.7-180627. This affects the function strcpy of the file /goform/formPptpClientConfig. Performing a manipulation of the argument EncryptionMode results in buffer overflow. Remote exploitation of the attack is possible. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Scores

CVSS v3 8.8
EPSS 0.0003
EPSS Percentile 8.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-119 CWE-120
Status published
Products (1)
utt/520w_firmware < 1.7.7-180627
Published Jan 05, 2026
Tracked Since Feb 18, 2026