CVE-2026-1140

HIGH

UTT 520W < 1.7.7-180627 - Buffer Overflow in /goform/ConfigExceptAli

Title source: llm
STIX 2.1

Description

A vulnerability was found in UTT 进取 520W 1.7.7-180627. This issue affects the function strcpy of the file /goform/ConfigExceptAli. The manipulation results in buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

References (4)

Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.341731
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.341731
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.735300

Scores

CVSS v3 8.8
EPSS 0.0065
EPSS Percentile 46.1%
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 19, 2026
Tracked Since Feb 18, 2026