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Tenda AC18 Buffer Overflow Vulnerability in PPTP User List Management

Vulnerability

A critical buffer overflow vulnerability has been identified in the Tenda AC18 router running firmware version 15.03.05.05. The issue arises in the 'formSetPPTPUserList' function within the file '/goform/setPptpUserList'. This vulnerability can be exploited remotely, allowing attackers to manipulate the 'list' parameter and cause a buffer overflow.

Impact

Exploitation of this vulnerability leads to a buffer overflow, which can commonly result in arbitrary code execution or causing the device to crash.

Added: Sep 1, 2025, 7:22 PM
Updated: Sep 1, 2025, 7:22 PM

Vulnerability Rating

Custom Algorithm
spread
5.7
impact
7.5
exploitability
6.2
remediation
0.0
relevance
0.2
threat
6.4
urgency
2.9
incentive
0.8

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.