CVE-2019-8779 : Exploit Details and Defense Strategies

This CVE-2019-8779 article provides insights into a logic issue affecting iOS and iPadOS, leading to incorrect restrictions and potential sandbox restriction issues for third-party app extensions.

Understanding CVE-2019-8779

What is CVE-2019-8779?

A logic problem in iOS and iPadOS caused incorrect restrictions, which was resolved by updating the logic to enforce the appropriate restrictions. The issue impacted third-party app extensions' sandbox restrictions.

The Impact of CVE-2019-8779

The vulnerability could allow unauthorized access and compromise the security of third-party app extensions on affected devices.

Technical Details of CVE-2019-8779

Vulnerability Description

An error in applying restrictions due to a logic issue
Resolved by modifying logic in iOS and iPadOS
Third-party app extensions may face sandbox restriction inaccuracies

Affected Systems and Versions

Product: iOS
Vendor: Apple
Versions: iOS 13.1.1 and iPadOS 13.1.1

Exploitation Mechanism

The vulnerability could be exploited by malicious actors to bypass intended restrictions and gain unauthorized access to sensitive data.

Mitigation and Prevention

Immediate Steps to Take

Update affected devices to iOS 13.1.1 or iPadOS 13.1.1
Exercise caution when using third-party app extensions

Long-Term Security Practices

Regularly update devices and applications
Monitor for security advisories and patches

Patching and Updates

Apply the latest security patches and updates provided by Apple to ensure the mitigation of the vulnerability.