Command Injection Vulnerability in TOTOLINK T6 Product
CVE-2025-7613

5.3MEDIUM

Key Information:

Vendor

Totolink
Status
T6
Vendor
CVE Published:
14 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-7613?

A command injection vulnerability exists in the TOTOLINK T6 router's HTTP POST Request Handler, specifically within the CloudSrvVersionCheck function. An unauthorized attacker can exploit this vulnerability by manipulating the 'ip' argument in the /cgi-bin/cstecgi.cgi file. This allows for arbitrary commands to be executed on the device remotely, potentially compromising its integrity and security. Given that this vulnerability has been publicly disclosed, immediate mitigation measures are highly recommended to protect against possible 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-2025-7613 - Proof of Concept

References

https://vuldb.com/?id.316313
vdb-entrytechnical-description
https://vuldb.com/?ctiid.316313
signaturepermissions-required
https://vuldb.com/?submit.615367
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-2025-7613 : Command Injection Vulnerability in TOTOLINK T6 Product