Buffer Overflow Vulnerability in UTT HiPER 1250GW by UTT
CVE-2026-4488

8.7HIGH

Key Information:

Vendor

Utt

Status
Hiper 1250gw
Vendor
CVE Published:
20 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-4488?

A buffer overflow vulnerability has been identified in UTT HiPER 1250GW devices, specifically within the strcpy function located in the /goform/setSysAdm file. This flaw arises when the argument GroupName is manipulated, allowing an attacker to exploit the overflow. The attack can be executed remotely, posing a significant threat to impacted systems, as exploit code is publicly available. Organizations using affected versions should prioritize patching to mitigate potential risks.

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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-2026-4488 - Proof of Concept

References

https://vuldb.com/?id.352011
vdb-entrytechnical-description
https://vuldb.com/?ctiid.352011
signaturepermissions-required
https://vuldb.com/?submit.773565
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

kunlun (VulDB User)
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