CVE-2021-40013 : Security Advisory and Response

This CVE record highlights an improper permission control vulnerability in the Bluetooth module of Huawei's EMUI and Magic UI, potentially impacting device integrity.

Understanding CVE-2021-40013

This section delves into the specifics of the CVE-2021-40013 vulnerability.

What is CVE-2021-40013?

CVE-2021-40013 is an improper permission control vulnerability affecting Huawei's EMUI and Magic UI. Successful exploitation of this vulnerability can compromise the integrity of the system.

The Impact of CVE-2021-40013

The vulnerability poses a risk to the integrity of devices running EMUI and Magic UI due to improper permission control within the Bluetooth module.

Technical Details of CVE-2021-40013

Explore the technical aspects of CVE-2021-40013 in this section.

Vulnerability Description

The vulnerability arises from improper permission control in the Bluetooth module, allowing unauthorized access that can compromise system integrity.

Affected Systems and Versions

EMUI: Versions 10.1.0, 10.1.1, 11.0.0, 12.0.0
Magic UI: Versions 3.1.0, 3.1.1, 4.0.0

Exploitation Mechanism

The vulnerability can be exploited by attackers to gain unauthorized access through the Bluetooth module, potentially leading to integrity issues.

Mitigation and Prevention

Learn how to address CVE-2021-40013 and prevent its exploitation.

Immediate Steps to Take

Implement a security patch provided by Huawei promptly.
Disable Bluetooth when not in use to minimize the attack surface.
Regularly monitor for unusual Bluetooth activities on devices.

Long-Term Security Practices

Conduct regular security assessments to identify and address vulnerabilities proactively.
Educate users on the risks associated with Bluetooth-related vulnerabilities and best security practices.

Patching and Updates

Stay vigilant for security updates from Huawei and apply patches promptly to safeguard against CVE-2021-40013.