Null Pointer Dereference in TRENDnet TEW-411BRP+ Router
CVE-2025-2957

7.1HIGH

Key Information:

Vendor

Trendnet

Status
Tew-411brp+
Vendor
CVE Published:
30 March 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-2957?

A null pointer dereference vulnerability has been detected in the TRENDnet TEW-411BRP+ router, particularly within the HTTP Request Handler's processing function. This flaw allows for local network attackers to exploit the vulnerability, leading to potential service disruptions or crashes. The issue arises due to improper handling of invalid memory access requests, and while the vendor has been notified of the issue, there has been no official response regarding mitigation or updates. Users operating the affected firmware version are advised to remain vigilant against local network threats.

Affected Version(s)

TEW-411BRP+ 2.07

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-2025-2957 - Proof of Concept

References

https://vuldb.com/?id.302010
vdb-entrytechnical-description
https://vuldb.com/?ctiid.302010
signaturepermissions-required
https://vuldb.com/?submit.521719
third-party-advisory

CVSS V4

Score:
7.1
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Adjacent 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

zhongwei gu (VulDB User)
.