Buffer Overflow Vulnerability in Tenda TX3 Router
CVE-2025-1899

7.1HIGH

Key Information:

Vendor
Tenda
Status
Tx3
Vendor
CVE Published:
4 March 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A buffer overflow vulnerability has been identified in the Tenda TX3 router, specifically affecting the /goform/setPptpUserList functionality. This flaw can be exploited remotely, allowing an attacker to manipulate the argument list, which may lead to unwanted behavior or system compromise. As this vulnerability has been publicly disclosed, immediate action is advisable for users to protect their devices against potential exploitation.

Affected Version(s)

TX3 16.03.13.11_multi

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-2025-1899 - Proof of Concept

References

https://vuldb.com/?id.298417
vdb-entrytechnical-description
https://vuldb.com/?ctiid.298417
signaturepermissions-required
https://vuldb.com/?submit.506607
third-party-advisory

CVSS V4

Score:
7.1
Severity:
HIGH
Confidentiality:
None
Integrity:
None
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

shiny (VulDB User)
.