Denial of Service Vulnerability in Tenda A15 Router
CVE-2025-4867

7.1HIGH

Key Information:

Vendor

Tenda
Status
A15
Vendor
CVE Published:
18 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-4867?

A denial of service vulnerability has been identified in the Tenda A15 router at the function formArpNerworkSet within the /goform/ArpNerworkSet file. This vulnerability can be exploited remotely, potentially causing disruptions to the router's service. The exploit details are publicly available, raising concerns about the ease of potential attacks. Users are advised to take appropriate security measures to mitigate the risk associated with this vulnerability.

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Affected Version(s)

A15 15.13.07.13

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-2025-4867 - Proof of Concept

References

https://vuldb.com/?id.309409
vdb-entrytechnical-description
https://vuldb.com/?ctiid.309409
signaturepermissions-required
https://vuldb.com/?submit.575501
third-party-advisory

CVSS V4

Score:
7.1
Severity:
HIGH
Confidentiality:
None
Integrity:
None
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

xubeining (VulDB User)
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