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.

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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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