Stack-Based Buffer Overflow in Belkin F9K1122 Wireless Router
CVE-2025-7092

8.7HIGH

Key Information:

Vendor

Belkin

Status
F9k1122
Vendor
CVE Published:
6 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-7092?

A vulnerability exists in the Belkin F9K1122 wireless router that allows for a stack-based buffer overflow through the manipulation of specific arguments in the formWlanSetupWPS function. This flaw can be exploited remotely, affecting the device's stability and security. The potential for compromise increases as the exploit has been made publicly available. Despite early notifications to the vendor regarding this issue, there has been no response or action taken to mitigate the risk.

Affected Version(s)

F9K1122 1.00.33

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-2025-7092 - Proof of Concept

References

https://vuldb.com/?id.315004
vdb-entrytechnical-description
https://vuldb.com/?ctiid.315004
signaturepermissions-required
https://vuldb.com/?submit.603701
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

pjqwudi (VulDB User)
.
CVE-2025-7092 : Stack-Based Buffer Overflow in Belkin F9K1122 Wireless Router