Command Injection Vulnerability in TOTOLINK T6 by TOTOLINK
CVE-2025-7952

5.3MEDIUM

Key Information:

Vendor

Totolink
Status
T6
Vendor
CVE Published:
22 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-7952?

A command injection vulnerability has been identified in the TOTOLINK T6 router, specifically within the 'ckeckKeepAlive' function of the MQTT Packet Handler component located in the 'wireless.so' file. This weakness allows attackers to execute arbitrary commands on the device remotely, potentially compromising the system's integrity. Awareness and mitigation strategies are essential as the exploit has already been disclosed publicly, making systems vulnerable to targeted attacks.

Affected Version(s)

T6 4.1.5cu.748

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-2025-7952 - Proof of Concept

References

https://vuldb.com/?id.317098
vdb-entrytechnical-description
https://vuldb.com/?ctiid.317098
signaturepermissions-required
https://vuldb.com/?submit.619319
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
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

ElvisBlue (VulDB User)
.
CVE-2025-7952 : Command Injection Vulnerability in TOTOLINK T6 by TOTOLINK