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TOTOLINK NR1800X Stack Overflow Vulnerability in setSmsCfg Function

Vulnerability

A stack overflow vulnerability has been identified in the TOTOLINK NR1800X router, specifically in version V9.1.0u.6681_B20230703. The issue arises in the setSmsCfg function, where an authenticated stack overflow can be exploited via the text parameter.

Impact

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

Added: Jun 9, 2025, 7:46 PM
Updated: Jun 9, 2025, 7:46 PM

Vulnerability Rating

Custom Algorithm
spread
2.6
impact
7.5
exploitability
6.2
remediation
0.0
relevance
0.0
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.