Buffer Overflow Vulnerability in UTT HiPER 810G by UTT
CVE-2026-3815

8.7HIGH

Key Information:

Vendor

Utt

Status
Hiper 810g
Vendor
CVE Published:
9 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-3815?

A critical weakness has been discovered in UTT HiPER 810G versions up to 1.7.7-1711, specifically affecting the strcpy function within the /goform/formApMail file. This vulnerability could allow attackers to manipulate the software remotely, leading to potential buffer overflow attacks. The exploit has been publicly disclosed, heightening the risk for systems utilizing this product. Organizations using UTT HiPER 810G should take immediate precautions to mitigate the risk associated with this vulnerability.

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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-2026-3815 - Proof of Concept

References

https://vuldb.com/?id.349781
vdb-entrytechnical-description
https://vuldb.com/?ctiid.349781
signaturepermissions-required
https://vuldb.com/?submit.769164
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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