Buffer Overflow Vulnerability in TOTOLINK T10 WiFi Router
CVE-2025-5904

8.7HIGH

Key Information:

Vendor

Totolink
Status
T10
Vendor
CVE Published:
10 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-5904?

A buffer overflow vulnerability has been identified in the TOTOLINK T10 router, specifically in the setWiFiMeshName function of the /cgi-bin/cstecgi.cgi component. This flaw occurs due to improper handling of the device_name argument, allowing attackers to execute arbitrary code remotely. As the exploit has been publicly disclosed, it poses a significant security risk to users running affected firmware versions.

Affected Version(s)

T10 4.1.8cu.5207

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-2025-5904 - Proof of Concept

References

https://vuldb.com/?id.311677
vdb-entrytechnical-description
https://vuldb.com/?ctiid.311677
signaturepermissions-required
https://vuldb.com/?submit.592264
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
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

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