CVE-2025-66327

Unknown Unknown - Not Provided

BaseFortify

Publication date: 2025-12-08

Last updated on: 2025-12-08

Assigner: Huawei Technologies

Description

Race condition vulnerability in the network module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2025-12-08

Last Modified

2025-12-08

Generated

2026-07-06

AI Q&A

2025-12-10

EPSS Evaluated

2026-07-05

NVD

CVE-2025-66327

EUVD

EUVD-2025-201674

Affected Vendors & Products

Vendor	Product	Version / Range
huawei	harmonyos	5.0.1
huawei	harmonyos	5.1.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-362	The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

Attack-Flow Graph

Mitigation Strategies

Apply the December 2025 Huawei security update, which includes patches addressing this vulnerability and others across various system modules and third-party libraries. [1]

Executive Summary

This vulnerability is a race condition in the network module. A race condition occurs when multiple processes or threads access shared resources concurrently, leading to unexpected behavior. In this case, it affects the network module, potentially causing issues in how network operations are handled.

Impact Analysis

Successful exploitation of this vulnerability may affect service confidentiality and cause a high impact on availability. This means that attackers might disrupt the service, making it unavailable, and potentially compromise the confidentiality of the service.

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