CVE-2022-20113 : Security Advisory and Response

This article provides detailed information about CVE-2022-20113, a vulnerability in Android that could lead to local escalation of privilege without requiring user interaction.

Understanding CVE-2022-20113

This section delves into the impact and technical details of the CVE-2022-20113 vulnerability.

What is CVE-2022-20113?

CVE-2022-20113 is a vulnerability in Android's DefaultUsbConfigurationPreferenceController.java that allows enabling file transfer mode through a logic error, potentially leading to local privilege escalation.

The Impact of CVE-2022-20113

The vulnerability in Android versions Android-12 and Android-12L could result in local privilege escalation without additional execution privileges, posing a threat to device security.

Technical Details of CVE-2022-20113

This section provides technical insights into the vulnerability, including its description, affected systems, and exploitation mechanism.

Vulnerability Description

The flaw resides in DefaultUsbConfigurationPreferenceController.java, allowing an attacker to enable file transfer mode, leading to privilege escalation.

Affected Systems and Versions

The vulnerability affects Android versions Android-12 and Android-12L.

Exploitation Mechanism

The exploit does not require user interaction, making it easier for attackers to escalate privileges.

Mitigation and Prevention

In this section, preventive measures and steps to mitigate the vulnerability are discussed.

Immediate Steps to Take

Users are advised to apply security patches and updates provided by Android to prevent exploitation of CVE-2022-20113.

Long-Term Security Practices

Implementing stringent security practices, such as restricting unnecessary file transfer permissions, can help mitigate similar vulnerabilities in the future.

Patching and Updates

Regularly installing security updates and patches from Android is crucial to address known vulnerabilities and enhance device security.