CVE-2021-0392 : Vulnerability Insights and Analysis

A memory corruption vulnerability in Android could allow an attacker to locally escalate privileges without user interaction.

Understanding CVE-2021-0392

This CVE identifies a double free vulnerability in Android that may lead to privilege escalation.

What is CVE-2021-0392?

The vulnerability exists in the main.cpp of Android, allowing for memory corruption. Exploitation could result in the escalation of privileges with the requirement of user execution privileges but no user interaction.

The Impact of CVE-2021-0392

If exploited, this vulnerability could enable an attacker to locally escalate privileges on affected Android devices without the need for user interaction.

Technical Details of CVE-2021-0392

This section discusses the specific technical aspects of the CVE.

Vulnerability Description

The vulnerability originates from a double free issue in main.cpp in Android, potentially leading to memory corruption.

Affected Systems and Versions

The vulnerability affects Android versions, including Android-10, Android-11, and Android-9.

Exploitation Mechanism

To exploit this vulnerability, an attacker would need to execute specific actions within the main.cpp component of Android, leveraging the double free issue.

Mitigation and Prevention

Protecting systems from CVE-2021-0392 requires immediate action and ongoing security measures.

Immediate Steps to Take

System administrators and users should apply relevant patches and updates from the official Android sources to mitigate the risk of exploitation.

Long-Term Security Practices

Implementing robust security protocols and maintaining up-to-date software can help prevent similar vulnerabilities in the future.

Patching and Updates

Regularly check for security bulletins and updates from the official Android security resources to safeguard devices against known vulnerabilities.