CVE-2020-0345 : What You Need to Know

Android DocumentUI app in Android-11 is susceptible to a permission bypass issue allowing local privilege escalation through user interaction.

Understanding CVE-2020-0345

In DocumentsUI, a vulnerability exists that could enable an attacker to escalate privileges locally without requiring additional execution rights.

What is CVE-2020-0345?

The CVE-2020-0345 vulnerability in DocumentsUI within Android-11 could be exploited to achieve local privilege escalation without the need for extra execution permissions, contingent upon user interaction.

The Impact of CVE-2020-0345

This vulnerability could be leveraged by threat actors to elevate their privileges locally on the affected system, potentially leading to further security breaches.

Technical Details of CVE-2020-0345

DocumentsUI in Android-11 is impacted by a permission bypass vulnerability, allowing for local privilege escalation without additional execution permissions.

Vulnerability Description

The vulnerability in DocumentsUI permits a confused deputy scenario, enabling a local privilege escalation attack.

Affected Systems and Versions

Product: Android
Version: Android-11

Exploitation Mechanism

The exploit requires user interaction to deceive the confused deputy, leading to a permission bypass and subsequent elevation of privileges.

Mitigation and Prevention

Steps to address and prevent the CVE-2020-0345 vulnerability in Android-11.

Immediate Steps to Take

Update Android-11 to the latest version with security patches.
Be cautious while interacting with untrusted files or apps in DocumentsUI.

Long-Term Security Practices

Regularly monitor security bulletins and updates from Android for vulnerability fixes.
Educate users about the risks associated with granting unnecessary permissions.

Patching and Updates

Ensure timely installation of security updates provided by Android to mitigate the CVE-2020-0345 vulnerability.