CVE-2026-1138

HIGH

UTT 520W < 1.7.7-180627 - Buffer Overflow via ConfigExceptQQ strcpy

Title source: llm
STIX 2.1

Description

A flaw has been found in UTT 进取 520W 1.7.7-180627. This affects the function strcpy of the file /goform/ConfigExceptQQ. Executing a manipulation can lead to buffer overflow. The attack may be performed from remote. The exploit has been published and may 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.341729
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.341729
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.735298

Scores

CVSS v3 8.8
EPSS 0.0086
EPSS Percentile 53.4%
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 19, 2026
Tracked Since Feb 18, 2026