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CVE-2026-1139

HIGH

8.8

Description

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

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published1/19/2026

Last Modified2/4/2026

Sourcenvd

Honeypot Sightings0

Affected Products

utt:520wutt:520w_firmware

Weaknesses (CWE)

CWE-119CWE-120

References

https://github.com/cymiao1978/cve/blob/main/new/34.md(cna@vuldb.com)

https://vuldb.com/?ctiid.341730(cna@vuldb.com)

https://vuldb.com/?id.341730(cna@vuldb.com)

https://vuldb.com/?submit.735299(cna@vuldb.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.