Stack-Based Buffer Overflow in UTT HiPER 1250GW Web Endpoint
CVE-2026-14721

8.7HIGH

Key Information:

Vendor

Utt

Status
Hiper 1250gw
Vendor
CVE Published:
5 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-14721?

A buffer overflow vulnerability exists in the UTT HiPER 1250GW Web Endpoint, specifically in the file /goform/ConfigWirelessBase_5g. The manipulation of the ssid parameter can lead to a stack-based buffer overflow, which might allow an attacker to execute arbitrary code remotely. Given that this vulnerability has been publicly disclosed, it poses a significant risk to systems using affected versions up to 3.2.7-210907-180535, requiring urgent attention to mitigate potential exploitation.

Affected Version(s)

HiPER 1250GW 3.2.7-210907-180535

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-2026-14721 - Proof of Concept

References

https://vuldb.com/vuln/376308
vdb-entrytechnical-description
https://vuldb.com/vuln/376308/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-14721
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

tarot0 (VulDB User)
.