Buffer Overflow Vulnerability in Tenda TX3 Router
CVE-2025-1895

7.1HIGH

Key Information:

Vendor
Tenda
Status
Tx3
Vendor
CVE Published:
4 March 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A buffer overflow vulnerability exists in Tenda's TX3 router, specifically within the /goform/setMacFilterCfg function. This vulnerability can be exploited remotely by manipulating the deviceList argument, potentially allowing unauthorized access or control of the device. Given that details of this exploit have been publicly disclosed, it underscores the necessity for users to ensure their devices are updated and secure against such threats.

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-2025-1895 - Proof of Concept

References

https://vuldb.com/?id.298413
vdb-entrytechnical-description
https://vuldb.com/?ctiid.298413
signaturepermissions-required
https://vuldb.com/?submit.506601
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)
.