Buffer Overflow in Belkin F9K1015 Router
CVE-2025-11297

8.7HIGH

Key Information:

Vendor

Belkin

Status
F9k1015
Vendor
CVE Published:
5 October 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-11297?

A buffer overflow vulnerability exists in the Belkin F9K1015 router version 1.00.10 due to improper processing of the /goform/formSetLanguage file. This vulnerability allows an attacker to manipulate the webpage argument, potentially leading to a remote exploitation scenario. Despite early disclosures to the vendor, no response has been received, leaving users at risk of attacks that leverage this exploit.

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Affected Version(s)

F9K1015 1.00.10

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-2025-11297 - Proof of Concept

References

https://vuldb.com/?id.327178
vdb-entrytechnical-description
https://vuldb.com/?ctiid.327178
signaturepermissions-required
https://vuldb.com/?submit.661301
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

panda_0xf1 (VulDB User)
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