TOTOLINK T10 Buffer Overflow Vulnerability in Firmware 4.1.8cu.5207

Vulnerability

A critical buffer overflow vulnerability has been identified in the TOTOLINK T10 router, specifically in the firmware version 4.1.8cu.5207. The issue arises in the POST request handler, within the 'setUpgradeFW' function of the '/cgi-bin/cstecgi.cgi' file. The vulnerability is triggered by manipulating the 'slaveIpList' argument, allowing for remote exploitation.

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
0.0
impact
7.5
exploitability
6.6
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.