Buffer Overflow Vulnerability in TOTOLINK X15 Router
CVE-2025-5789

8.7HIGH

Key Information:

Vendor

Totolink
Status
X15
Vendor
CVE Published:
6 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-5789?

A buffer overflow vulnerability has been identified in the HTTP POST Request Handler of the TOTOLINK X15 Router. This flaw is triggered by improper handling of the service_type argument, allowing attackers to exploit the vulnerability remotely. The affected version, 1.0.0-B20230714.1105, is susceptible to potential malicious exploits, making it crucial for users to secure their devices against unauthorized access. To prevent possible exploitation, users should apply the necessary security patches as soon as they become available.

Affected Version(s)

X15 1.0.0-B20230714.1105

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-2025-5789 - Proof of Concept

References

https://vuldb.com/?id.311337
vdb-entrytechnical-description
https://vuldb.com/?ctiid.311337
signaturepermissions-required
https://vuldb.com/?submit.591218
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

  • Vulnerability Reserved

Credit

YeLeipeng_ (VulDB User)
.
The Cyber Security Vulnerability Database.