Buffer Overflow Vulnerability in TOTOLINK X15 Router
CVE-2025-8245

8.7HIGH

Key Information:

Vendor

Totolink
Status
X15
Vendor
CVE Published:
27 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-8245?

A buffer overflow vulnerability has been identified in the TOTOLINK X15 router, specifically within the HTTP POST request handler located in the /boafrm/formMultiAPVLAN file. This vulnerability arises from improper handling of the 'submit-url' argument, allowing remote attackers to exploit this weakness. Successful exploitation can lead to unauthorized actions within the affected system, compromising the security and functionality of the device. Given its public disclosure, immediate action is advised for users of the affected product.

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-2025-8245 - Proof of Concept

References

https://vuldb.com/?id.317833
vdb-entrytechnical-description
https://vuldb.com/?ctiid.317833
signaturepermissions-required
https://vuldb.com/?submit.622693
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

panda_0x1 (VulDB User)
.