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Actively Exploited in the Wild

This vulnerability is being actively exploited in the wild.

D-Link DI-7100G C1 Buffer Overflow Vulnerability in jhttpd Component

Vulnerability

A buffer overflow vulnerability has been identified in the D-Link DI-7100G C1 router, in versions prior to 20250928. The issue arises in the jhttpd component, specifically within the '/webchat/login.cgi' file and the 'sub_4C0990' function. The vulnerability can be exploited remotely by manipulating the 'openid' argument, leading to a buffer overflow condition.

Impact

Exploitation of this vulnerability causes a buffer overflow, which can potentially be used to execute arbitrary code or cause a denial-of-service condition.

Added: Oct 6, 2025, 4:24 PM
Updated: Oct 6, 2025, 4:24 PM

Vulnerability Rating

Custom Algorithm
spread
0.3
impact
7.5
exploitability
6.6
remediation
0.0
relevance
0.7
threat
8.0
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.