CVE-2026-0836

HIGH

UTT 520W < 1.7.7-180627 - Buffer Overflow via ssid Argument in formConfigFastDirectionW

Title source: llm
STIX 2.1

Description

A vulnerability was determined in UTT 进取 520W 1.7.7-180627. The impacted element is the function strcpy of the file /goform/formConfigFastDirectionW. This manipulation of the argument ssid causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. 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.340436
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.340436
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.729018

Scores

CVSS v3 8.8
EPSS 0.0078
EPSS Percentile 51.0%
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 11, 2026
Tracked Since Feb 18, 2026