Buffer Overflow in Tenda AC18 Router Affecting Remote User Management
CVE-2025-5607

8.7HIGH

Key Information:

Vendor

Tenda
Status
Ac18
Vendor
CVE Published:
4 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-5607?

A buffer overflow vulnerability in the Tenda AC18 router affects its remote user management functionality. This flaw in the formSetPPTPUserList method allows the manipulation of input arguments, potentially enabling attackers to execute arbitrary code. With the exploit publicly disclosed, it poses a significant risk to network security, highlighting the need for immediate updates and security practices to safeguard devices against unauthorized access.

Affected Version(s)

AC18 15.03.05.05

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-2025-5607 - Proof of Concept

References

https://vuldb.com/?id.311093
vdb-entrytechnical-description
https://vuldb.com/?ctiid.311093
signaturepermissions-required
https://vuldb.com/?submit.588934
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

yhryhryhr_tu (VulDB User)
.