Stack-based Buffer Overflow in Tenda O3V2 Router
CVE-2025-7417

8.7HIGH

Key Information:

Vendor

Tenda
Status
O3v2
Vendor
CVE Published:
10 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-7417?

A vulnerability has been identified in Tenda O3V2 version 1.0.0.12(3880), where improper handling of the 'ip' argument in the fromNetToolGet function of the /goform/setPingInfo component can lead to a stack-based buffer overflow. This flaw allows remote attackers to potentially execute arbitrary code, posing significant risks to device security. The exploit has been publicly disclosed, highlighting the need for users to take immediate action to secure their devices.

Affected Version(s)

O3V2 1.0.0.12(3880)

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-2025-7417 - Proof of Concept

References

https://vuldb.com/?id.315877
vdb-entrytechnical-description
https://vuldb.com/?ctiid.315877
signaturepermissions-required
https://vuldb.com/?submit.608863
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

pjq123 (VulDB User)
.
CVE-2025-7417 : Stack-based Buffer Overflow in Tenda O3V2 Router