Buffer Overflow Vulnerability in TOTOLINK N150RT Router
CVE-2025-4462

8.7HIGH

Key Information:

Vendor

Totolink
Status
N150rt
Vendor
CVE Published:
9 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-4462?

A buffer overflow vulnerability has been identified in the TOTOLINK N150RT router in version 3.4.0-B20190525. This flaw occurs within the file /boafrm/formWsc, where improper handling of the localPin argument can result in a buffer overflow. This vulnerability allows attackers to execute arbitrary code remotely, making it critical for users to apply necessary patches and safeguard their network security. The vulnerability has been publicly disclosed, increasing the urgency for remediation.

Affected Version(s)

N150RT 3.4.0-B20190525

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-2025-4462 - Proof of Concept

References

https://vuldb.com/?id.308081
vdb-entrytechnical-description
https://vuldb.com/?ctiid.308081
signaturepermissions-required
https://vuldb.com/?submit.565958
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

lcyf-fizz (VulDB User)
.