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Huawei HarmonyOS Insufficient Data Length Verification Vulnerability in the DFA Module

Vulnerability

A vulnerability exists in the Huawei HarmonyOS DFA module due to inadequate verification of data length. This flaw could be exploited, potentially leading to a degradation of service availability. The vulnerability affects multiple versions of HarmonyOS, including 5.0.1 and 4.3.0.

Impact

Exploitation of this vulnerability may disrupt service availability.

Added: Aug 6, 2025, 4:10 AM
Updated: Aug 6, 2025, 4:10 AM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
0.6
exploitability
4.7
remediation
0.0
relevance
0.3
threat
0.0
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.