CVE-2021-22395 : What You Need to Know
Discover the code injection vulnerability (CVE-2021-22395) affecting Huawei EMUI, Magic UI, and HarmonyOS. Learn about the impact, affected versions, exploitation mechanism, and mitigation steps.
A code injection vulnerability affecting Huawei smartphones has been identified with potential implications for service confidentiality.
Understanding CVE-2021-22395
This CVE pertains to a code injection vulnerability in smartphones, specifically impacting Huawei devices.
What is CVE-2021-22395?
CVE-2021-22395 is a code injection vulnerability that, if exploited successfully, could lead to compromising the confidentiality of services on Huawei smartphones.
The Impact of CVE-2021-22395
The vulnerability poses a risk of unauthorized access and manipulation of sensitive data stored on affected Huawei devices, potentially resulting in privacy breaches and service disruptions.
Technical Details of CVE-2021-22395
The vulnerability affects various Huawei mobile operating systems and versions, as detailed below:
Vulnerability Description
The CVE targets smartphones running EMUI 11.0.0, 10.1.1, 10.1.0, Magic UI 4.0.0, 3.1.1, 3.1.0, and HarmonyOS 2.0, enabling threat actors to inject malicious code into these systems.
Affected Systems and Versions
- EMUI versions 11.0.0, 10.1.1, 10.1.0
- Magic UI versions 4.0.0, 3.1.1, 3.1.0
- HarmonyOS version 2.0
Exploitation Mechanism
The vulnerability can be exploited by cybercriminals to inject unauthorized code into the affected Huawei smartphones, potentially leading to unauthorized data access and service disruptions.
Mitigation and Prevention
It is crucial for Huawei smartphone users to take immediate and long-term security measures to address the CVE-2021-22395 vulnerability.
Immediate Steps to Take
- Users should apply security patches and updates provided by Huawei promptly.
- Be cautious while downloading and installing applications from untrusted sources.
Long-Term Security Practices
- Regularly update the smartphone's operating system and applications to the latest versions.
- Use reputable security software and avoid accessing suspicious links or websites.
Patching and Updates
Huawei has released security bulletins and updates to mitigate the impact of the CVE. Users are advised to check Huawei's official support page for the latest security patches and guidance.