CVE-2020-9775 : What You Need to Know

This CVE-2020-9775 article provides insights into a security issue in iOS and iPadOS versions prior to 13.4, potentially exposing private browsing data in Screen Time.

Understanding CVE-2020-9775

What is CVE-2020-9775?

CVE-2020-9775 highlights a vulnerability in the handling of tabs displaying picture-in-picture video in iOS and iPadOS versions before 13.4, leading to the unexpected saving of private browsing activity in Screen Time.

The Impact of CVE-2020-9775

The vulnerability could compromise user privacy by inadvertently storing private browsing data in Screen Time, posing a risk of exposure.

Technical Details of CVE-2020-9775

Vulnerability Description

The issue stemmed from inadequate handling of tabs displaying picture-in-picture video, which was rectified with enhanced state management in iOS 13.4 and iPadOS 13.4.

Affected Systems and Versions

Product: iOS
Vendor: Apple
Versions Affected: iOS versions earlier than 13.4 and iPadOS versions prior to 13.4

Exploitation Mechanism

The vulnerability could be exploited by malicious actors to access and save a user's private browsing activity in Screen Time.

Mitigation and Prevention

Immediate Steps to Take

Update affected devices to iOS 13.4 or iPadOS 13.4 to mitigate the vulnerability.
Regularly review and clear browsing history to minimize the risk of private data exposure.

Long-Term Security Practices

Enable private browsing modes to prevent the storage of sensitive data.
Implement strong device passcodes and biometric authentication methods to enhance security.

Patching and Updates

Stay vigilant for security updates from Apple and promptly install patches to address known vulnerabilities.