CVE-2021-0544 : Exploit Details and Defense Strategies

Android-11 is affected by CVE-2021-0544, which can potentially lead to local escalation of privilege due to an out of bounds write vulnerability in phNxpNciHal_print_res_status of phNxpNciHal.cc. This CVE exposes a security risk that may allow attackers to gain system execution privileges without the need for user interaction.

Understanding CVE-2021-0544

This section delves deeper into the nature and impact of the CVE-2021-0544 vulnerability.

What is CVE-2021-0544?

The CVE-2021-0544 vulnerability exists in the phNxpNciHal_print_res_status function of phNxpNciHal.cc, potentially leading to an out of bounds write. This flaw could be exploited by attackers to achieve local escalation of privilege on devices running Android-11.

The Impact of CVE-2021-0544

The impact of CVE-2021-0544 is the potential elevation of privilege, allowing malicious actors to gain unauthorized access to system execution privileges. This could lead to severe security breaches and compromise the integrity of affected systems.

Technical Details of CVE-2021-0544

This section outlines the technical aspects and affected systems of CVE-2021-0544.

Vulnerability Description

The vulnerability in phNxpNciHal_print_res_status function arises due to a missing bounds check, leading to an out of bounds write scenario. This flaw could be leveraged to achieve local escalation of privilege on Android-11 devices.

Affected Systems and Versions

Android-11 devices are impacted by CVE-2021-0544, making them vulnerable to potential exploitation of the privilege escalation vulnerability present in the phNxpNciHal_print_res_status function.

Exploitation Mechanism

Attackers can exploit this vulnerability without requiring user interaction, potentially leading to the compromising of system execution privileges on devices running Android-11.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2021-0544 and prevent potential security breaches.

Immediate Steps to Take

Promptly apply security patches and updates provided by the vendor to address the CVE-2021-0544 vulnerability and secure your Android-11 devices.

Long-Term Security Practices

Implement robust security measures such as regular security audits, network monitoring, and access control policies to enhance the overall security posture of your devices.

Patching and Updates

Stay informed about security advisories and updates released by the vendor to ensure that your systems are protected against known vulnerabilities.