Buffer Overflow Vulnerability in UTT HiPER 810G by UTT
CVE-2026-4318

8.7HIGH

Key Information:

Vendor

Utt

Status
Hiper 810g
Vendor
CVE Published:
17 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-4318?

A buffer overflow vulnerability exists in the UTT HiPER 810G model, specifically within the strcpy function of the /goform/formApLbConfig file. This flaw allows an attacker to manipulate the loadBalanceNameOld argument, potentially leading to unauthorized access or execution of arbitrary code. The vulnerability can be exploited remotely, posing severe risks to systems running affected versions, including 1.7.7-171114. Since the exploit details are publicly accessible, immediate action is recommended to mitigate potential attacks.

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Affected Version(s)

HiPER 810G 1.7.7-171114

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-2026-4318 - Proof of Concept

References

https://vuldb.com/?id.351362
vdb-entrytechnical-description
https://vuldb.com/?ctiid.351362
signaturepermissions-required
https://vuldb.com/?submit.772659
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

xiaoheshang404 (VulDB User)
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