Buffer Overflow Vulnerability in TOTOLINK X15 HTTP POST Request Handler
CVE-2025-8244

8.7HIGH

Key Information:

Vendor

Totolink
Status
X15
Vendor
CVE Published:
27 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-8244?

A vulnerability exists in the TOTOLINK X15 device version 1.0.0-B20230714.1105, specifically within the HTTP POST Request Handler affecting the formMapDelDevice function. This vulnerability stems from improper handling of the 'macstr' argument, leading to a potential buffer overflow. The exploitation of this flaw can be accomplished remotely, thereby increasing the risk of unauthorized access and manipulation of the affected device.

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-2025-8244 - Proof of Concept

References

https://vuldb.com/?id.317832
vdb-entrytechnical-description
https://vuldb.com/?ctiid.317832
signaturepermissions-required
https://vuldb.com/?submit.622692
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)
.
CVE-2025-8244 : Buffer Overflow Vulnerability in TOTOLINK X15 HTTP POST Request Handler