D-Link DIR-853 A1 Stack-Based Buffer Overflow Vulnerability in Dynamic DNS 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 SetDynamicDNSSettings module, where the Password parameter is improperly handled, leading to the potential for arbitrary code execution.

Impact

Exploitation of this vulnerability allows for a stack-based buffer overflow, which could be leveraged to execute arbitrary code on the device.

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.