Buffer Overflow Vulnerability in UTT 进取 520W by UTT
CVE-2026-2071

8.7HIGH

Key Information:

Vendor

Utt

Status
进取 520w
Vendor
CVE Published:
7 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-2071?

A security vulnerability exists in the UTT 进取 520W 1.7.7-180627 due to inadequate input validation in the strcpy function of /goform/formP2PLimitConfig. This flaw can be remotely exploited, potentially leading to unauthorized access and system manipulation without user interaction. The issue has been publicly disclosed, and the vendor has not yet issued a response or patch.

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Deploy the Patch

Affected Version(s)

进取 520W 1.7.7-180627

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-2026-2071 - Proof of Concept

References

https://vuldb.com/?id.344638
vdb-entrytechnical-description
https://vuldb.com/?ctiid.344638
signaturepermissions-required
https://vuldb.com/?submit.745265
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

cymiao (VulDB User)
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