Stack-Based Buffer Overflow in UTT HiPER 1250GW
CVE-2026-5544

8.7HIGH

Key Information:

Vendor

Utt

Status
Hiper 1250gw
Vendor
CVE Published:
5 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-5544?

A security vulnerability has been identified in the UTT HiPER 1250GW router that allows an attacker to perform a stack-based buffer overflow via the manipulation of the Profile argument in the /goform/formRemoteControl interface. This flaw can be exploited remotely, potentially leading to unauthorized access or disruption of the affected system. Given that the exploit has already been made public, it is crucial for users to apply mitigations and updates as soon as they are available.

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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-2026-5544 - Proof of Concept

References

https://vuldb.com/vuln/355297
vdb-entrytechnical-description
https://vuldb.com/vuln/355297/cti
signaturepermissions-required
https://vuldb.com/submit/782268
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

cosy (VulDB User)
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