Buffer Overflow Vulnerability in UTT HiPER 1200GW Devices
CVE-2026-6186

8.7HIGH

Key Information:

Vendor

Utt

Status
Hiper 1200gw
Vendor
CVE Published:
13 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-6186?

A serious security issue exists within the UTT HiPER 1200GW, specifically in the strcpy function located in the /goform/formNatStaticMap file. This vulnerability can be exploited remotely through manipulation of the NatBind argument, leading to a buffer overflow that may compromise system integrity. Public disclosures indicate the potential for exploitation, making immediate attention and remedial actions necessary to safeguard against unauthorized access and attacks.

Affected Version(s)

HiPER 1200GW 2.5.3-170306

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-6186 - Proof of Concept

References

https://vuldb.com/vuln/357108
vdb-entrytechnical-description
https://vuldb.com/vuln/357108/cti
signaturepermissions-required
https://vuldb.com/submit/797304
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

QMSSDXN (VulDB User)
.