CVE-2021-37121 Explained : Impact and Mitigation

This article provides details about CVE-2021-37121, a vulnerability related to Configuration defects in Smartphone that affects EMUI and Magic UI versions.

Understanding CVE-2021-37121

This CVE identifies Configuration defects in Smartphone that could potentially elevate MEID (IMEI) permission upon successful exploitation.

What is CVE-2021-37121?

CVE-2021-37121 is a vulnerability associated with Configuration defects in Smartphone, affecting EMUI 10.1.0, EMUI 10.0.0, Magic UI 3.1.0, and Magic UI 3.0.0 versions.

The Impact of CVE-2021-37121

Successful exploitation of this vulnerability could lead to the escalation of MEID (IMEI) permission, posing a security risk to affected devices.

Technical Details of CVE-2021-37121

This section delves into the specific technical aspects of the CVE.

Vulnerability Description

The vulnerability involves Configuration defects in Smartphone, allowing unauthorized elevation of MEID (IMEI) permission.

Affected Systems and Versions

EMUI 10.1.0, EMUI 10.0.0, Magic UI 3.1.0, and Magic UI 3.0.0 are impacted by this vulnerability.

Exploitation Mechanism

Exploiting this vulnerability could potentially grant an attacker elevated MEID (IMEI) permission on the vulnerable device.

Mitigation and Prevention

In this section, you'll find guidance on mitigating the risks associated with CVE-2021-37121.

Immediate Steps to Take

Users are advised to apply security patches provided by Huawei promptly to address this vulnerability.

Long-Term Security Practices

Implementing strong security measures, such as regular software updates and device monitoring, can help prevent unauthorized access.

Patching and Updates

Regularly check for security updates from Huawei and apply them promptly to protect devices from known vulnerabilities.