Buffer Overflow Vulnerability in UTT HiPER 810G Product by UTT
CVE-2026-3814

8.7HIGH

Key Information:

Vendor

Utt

Status
Hiper 810g
Vendor
CVE Published:
9 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-3814?

A security flaw has been identified in the UTT HiPER 810G, specifically concerning the function strcpy located in /goform/getOneApConfTempEntry. This vulnerability enables an attacker to manipulate the system and trigger a buffer overflow. As a result, it allows for the potential execution of arbitrary code, which can be initiated remotely. The exploit for this vulnerability has been made public, raising significant concerns regarding the security of users still operating on affected versions up to 1.7.7-1711.

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Affected Version(s)

HiPER 810G 1.7.7-1711

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-2026-3814 - Proof of Concept

References

https://vuldb.com/?id.349780
vdb-entrytechnical-description
https://vuldb.com/?ctiid.349780
signaturepermissions-required
https://vuldb.com/?submit.769163
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

ZYX123 (VulDB User)
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