D-Link DIR-853 A1 Stack-Based Buffer Overflow Vulnerability in WAN Settings Module

Vulnerability

A stack-based buffer overflow vulnerability has been identified in the D-Link DIR-853 A1 router running firmware 1.20B07. The issue arises in the SetWanSettings module, where the Password parameter is improperly handled, leading to the potential for memory corruption.

Impact

Exploitation of this vulnerability allows for arbitrary code execution on the device, with the executed code running in the context of the router's firmware.

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

Vulnerability Rating

Custom Algorithm
spread
5.7
impact
7.5
exploitability
8.4
remediation
0.0
relevance
0.0
threat
6.4
urgency
2.9
incentive
5.0

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