Stack-Based Buffer Overflow in Tenda WH450 Router
CVE-2025-14879

9.3CRITICAL

Key Information:

Vendor

Tenda
Status
Wh450
Vendor
CVE Published:
18 December 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-14879?

A vulnerability has been detected in the Tenda WH450 router, specifically in the HTTP request handling function for the argument ssid_index. This weakness can lead to a stack-based buffer overflow, which can be exploited remotely by an attacker. The vulnerability allows unauthorized access via manipulated network requests, posing a significant risk to affected devices. The exploit has been widely publicized, further increasing the urgency for Tenda users to implement necessary security patches.

Affected Version(s)

WH450 1.0.0.18

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-2025-14879 - Proof of Concept

References

https://vuldb.com/?id.337370
vdb-entrytechnical-description
https://vuldb.com/?ctiid.337370
signaturepermissions-required
https://vuldb.com/?submit.715362
third-party-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
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

z472421519 (VulDB User)
JSON
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CVE-2025-14879 : Stack-Based Buffer Overflow in Tenda WH450 Router