CVE-2021-0462 : Vulnerability Insights and Analysis

A logic error in the NXP NFC firmware could allow for an insecure firmware update in Android, potentially leading to local privilege escalation without user interaction.

Understanding CVE-2021-0462

This CVE concerns a vulnerability in the NXP NFC firmware affecting Android devices, which could be exploited to escalate privileges locally.

What is CVE-2021-0462?

The CVE-2021-0462 vulnerability involves an insecure firmware update in the NXP NFC firmware used in Android devices, allowing attackers to elevate privileges without the need for user interaction.

The Impact of CVE-2021-0462

If exploited, this vulnerability could result in a local escalation of privilege, enabling attackers to gain system execution privileges on affected Android devices.

Technical Details of CVE-2021-0462

This section provides more technical details about the CVE-2021-0462 vulnerability.

Vulnerability Description

The vulnerability arises from a logic error in the NXP NFC firmware, which can be exploited to perform an insecure firmware update on Android devices.

Affected Systems and Versions

The affected product is Android, specifically the Android kernel. Devices using this kernel version are at risk of the privilege escalation vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability without the need for user interaction, potentially gaining escalated privileges on the target Android device.

Mitigation and Prevention

To safeguard against CVE-2021-0462, immediate steps and long-term security practices should be implemented to mitigate risks effectively.

Immediate Steps to Take

Users are advised to apply relevant security patches and updates provided by the device manufacturer to address this vulnerability promptly.

Long-Term Security Practices

Maintaining up-to-date firmware and implementing security best practices can help prevent similar privilege escalation vulnerabilities in the future.

Patching and Updates

Regularly check for security bulletins and updates from Android to ensure that the latest patches are applied to protect devices from known vulnerabilities.