CVE-2021-0468 : Security Advisory and Response

A possible escalation of privilege vulnerability has been identified in Android, specifically in the LK component. This could allow a local attacker physical access to the device to escalate privileges without the need for additional execution privileges.

Understanding CVE-2021-0468

This CVE, assigned the ID CVE-2021-0468, points to a critical vulnerability in Android's LK, leading to potential privilege escalation for attackers with physical device access.

What is CVE-2021-0468?

The vulnerability in LK component of Android allows a local attacker physical access to escalate privileges without additional execution privileges.

The Impact of CVE-2021-0468

Exploitation of this vulnerability could result in a local escalation of privilege for attackers with physical device access, requiring no extra execution privileges.

Technical Details of CVE-2021-0468

The technical details of CVE-2021-0468 are as follows:

Vulnerability Description

Insecure default values in the LK component of Android enable an escalation of privilege, necessitating user interaction for exploitation.

Affected Systems and Versions

The affected product is Android, particularly the Android SoC version.

Exploitation Mechanism

Physical access to the device by an attacker is required for privilege escalation with no additional execution privileges needed.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-0468, follow these steps:

Immediate Steps to Take

Implement relevant patches provided by the vendor.
Be cautious of physical access to devices by unauthorized personnel.

Long-Term Security Practices

Regularly update devices with the latest security patches.
Restrict physical access to sensitive devices.

Patching and Updates

Ensure timely installation of security updates and patches released by Android to address the CVE-2021-0468 vulnerability.