Stack-based Buffer Overflow Vulnerability in UTT HiPER 1200GW by UTT
CVE-2026-19341

8.7HIGH

Key Information:

Vendor

Utt

Status
Hiper 1200gw
Vendor
CVE Published:
9 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-19341?

A security vulnerability has been identified in UTT HiPER 1200GW, affecting versions up to 2.5.3-170306. The issue lies within the strcpy function of the /goform/pptpSrvGlobalConfig file, where improper handling of the EncryptionMode argument can lead to a stack-based buffer overflow. This vulnerability allows attackers to execute remote exploits, potentially compromising the affected system. The details of the exploit have been publicly disclosed, and despite prior notification, the vendor has not responded.

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-2026-19341 - Proof of Concept

References

https://vuldb.com/vuln/387177
vdb-entrytechnical-description
https://vuldb.com/vuln/387177/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19341
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

yecp (VulDB User)
VulDB CNA Team
.