CVE-2020-0076 Explained : Impact and Mitigation

Android kernel through the FPC IRIS TrustZone app allows local attackers to execute arbitrary code and gain privileges via an out-of-bounds write in get_auth_result.

Understanding CVE-2020-0076

This CVE involves an elevation of privilege vulnerability in Android kernel, specifically in the FPC IRIS TrustZone app.

What is CVE-2020-0076?

A missing bounds check in the get_auth_result function in the FPC IRIS TrustZone app within the Android kernel allows local attackers to exploit this vulnerability and escalate privileges without requiring user interaction.

The Impact of CVE-2020-0076

The exploitation of this vulnerability could lead to local escalation of privilege with the need for System execution privileges, posing a significant security risk.

Technical Details of CVE-2020-0076

This section provides more insight into the technical aspects of the CVE.

Vulnerability Description

The flaw arises from an out-of-bounds write in the get_auth_result function within the FPC IRIS TrustZone app.

Affected Systems and Versions

Product: Android
Versions: Android kernel

Exploitation Mechanism

The vulnerability can be exploited locally without user interaction, allowing attackers to execute arbitrary code and potentially gain elevated privileges.

Mitigation and Prevention

It is crucial to address and mitigate the risks associated with CVE-2020-0076.

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Monitor for any unauthorized system access or unusual activities.
Utilize security solutions to detect and prevent exploitation attempts.

Long-Term Security Practices

Regularly update and patch all software components to mitigate known vulnerabilities.
Implement strong access controls and privilege management to limit the impact of potential attacks.

Patching and Updates

Ensure that the affected systems are updated with the latest security patches released by the vendor.