CVE-2021-0411 Explained : Impact and Mitigation

In flv extractor, there is a possible out of bounds read due to an integer overflow. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05561362; Issue ID: ALPS05561362.

Understanding CVE-2021-0411

This CVE impacts a wide range of MediaTek devices across various versions of Android.

What is CVE-2021-0411?

CVE-2021-0411 involves an out of bounds read vulnerability in the flv extractor, allowing for local information disclosure without requiring additional privileges or user interaction.

The Impact of CVE-2021-0411

This vulnerability could be exploited by malicious actors to access sensitive information on affected devices, posing a risk to user privacy and data security.

Technical Details of CVE-2021-0411

This section provides more in-depth technical insights into the vulnerability.

Vulnerability Description

The vulnerability arises due to an integer overflow issue in the flv extractor, leading to out of bounds read access.

Affected Systems and Versions

The vulnerability affects a wide range of MediaTek devices running Android 10.0 and 11.0.

Exploitation Mechanism

Exploiting CVE-2021-0411 does not require any user interaction and can be leveraged to disclose local information without additional execution privileges.

Mitigation and Prevention

Discover how to address and mitigate the risks associated with CVE-2021-0411.

Immediate Steps to Take

Users are advised to apply the provided patch (ALPS05561362) to secure their devices against this vulnerability.

Long-Term Security Practices

Incorporate robust security practices like regular software updates and security monitoring to safeguard against potential threats.

Patching and Updates

Stay informed about security patches released by MediaTek for your specific device model and ensure timely installation to mitigate security risks.