Improper Security Check in Card Module May Cause Availability Impact
CVE-2025-66323 Published on December 8, 2025
Vulnerability of improper criterion security check in the card module. Impact: Successful exploitation of this vulnerability may affect availability.
Vulnerability Analysis
CVE-2025-66323 can be exploited with local system access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be low. considered to have a small impact on confidentiality and integrity and availability.
Weakness Type
Improperly Implemented Security Check for Standard
The software does not implement or incorrectly implements one or more security-relevant checks as specified by the design of a standardized algorithm, protocol, or technique.
Products Associated with CVE-2025-66323
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Affected Versions
Huawei HarmonyOS:- Version 5.1.0 is affected.
- Version 5.0.1 is affected.
- Version 6.0.0 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.