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CVE-2026-1139

UTT 进取 520W ConfigExceptMSN strcpy buffer overflow

Published: Jan 19, 2026Updated: Feb 4, 2026 Sources: CVE List NVD BDUCWE-119
8.8HIGH
NVD MITRE
EPSS Score
0.9%
Top 45.1%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available
Self-Check
Not available

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-119CWE-120

Affected Products

UTT
commercial
进取 520W
Networking Infrastructure
520w firmware
Networking Infrastructure
Shanghai AIT Technology Co., Ltd.
commercial·CN
UTT 520WEmbedded
ICS / OT / IoT / industrial-network

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://vuldb.com/?id.341730
vuldb.com
https://vuldb.com/?ctiid.341730
vuldb.com
https://vuldb.com/?submit.735299
vuldb.com
and 3 more references View all →

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