CVE-2026-3700: UTT HiPER 810G formConfigDnsFilterGlobal strcpy buffer overflow

Published Mar 8, 2026
·
Updated

A weakness has been identified in UTT HiPER 810G up to 1.7.7-171114. Affected is the function strcpy of the file /goform/formConfigDnsFilterGlobal. This manipulation causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.

Affected Software

3 affected components
UTT HiPER 810G<=1.7.7-171114
All of the following
UTT 810g Firmware<=1.7.7-171114
UTT 810G=3.0

Event History

Mar 8, 2026
CVE Published
via MITRE·02:32 AM
Data Sourced
via MITRE·02:32 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·03:16 AM
DescriptionSeverityWeaknessAffected Software
Nov 13, 58169
Event
via FIRST·12:19 PM
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Frequently Asked Questions

1

What is the severity of CVE-2026-3700?

CVE-2026-3700 has been classified as a critical vulnerability due to its potential for remote exploitation and an unbounded buffer overflow.

2

How do I fix CVE-2026-3700?

To mitigate CVE-2026-3700, update your UTT HiPER 810G device to the latest version beyond 1.7.7-171114 that addresses the buffer overflow vulnerability.

3

Which software versions are affected by CVE-2026-3700?

CVE-2026-3700 affects UTT HiPER 810G versions up to and including 1.7.7-171114.

4

Can CVE-2026-3700 be exploited remotely?

Yes, CVE-2026-3700 can be exploited remotely, allowing an attacker to execute arbitrary code via a crafted request.

5

What are the potential impacts of CVE-2026-3700?

The potential impacts of CVE-2026-3700 include unauthorized access, data manipulation, and full system compromise due to the buffer overflow exploit.

Contact

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