A path traversal vulnerability in the Huawei HarmonyOS virtualization file module presents a high risk of unauthorized data access and system instability.

This is a path traversal vulnerability (CWE-22) in the virtualization file module. An authenticated local user with low privileges can leverage this flaw to access restricted directories, potentially impacting system confidentiality and availability.

The exploitation of this vulnerability could lead to the unauthorized disclosure of sensitive system information stored within the virtualization file module. With a CVSS score of 8.4, this high-severity flaw requires immediate attention to prevent potential data breaches or service disruption within the affected environment.

Immediate Action: Review the official Huawei security bulletin at https://consumer.huawei.com/cn/support/bulletinlaptops/2025/8/ to identify and apply the necessary security updates or configuration changes.

Proactive Monitoring: Security teams should monitor system access logs for unusual file path requests or unauthorized attempts to access directories outside of the expected scope of the virtualization module.

Compensating Controls: Implement strict file system permissions and ensure that the virtualization module is running with the least privilege necessary to limit the impact of potential traversal attempts.

Public Exploit Available: Unknown.

Given the high CVSS score, organizations deploying HarmonyOS versions 5.0.1 or 5.0.2 should prioritize the identification of impacted assets. Monitor the official vendor advisory for the release of specific patches and apply them as soon as they become available to mitigate the risk of local privilege escalation or data exposure.