CVE-2020-9911 Explained : Impact and Mitigation

A logic issue in iOS and Safari has been addressed with improved restrictions, affecting versions prior to iOS 13.6, iPadOS 13.6, and Safari 13.1.2. This vulnerability could allow a remote attacker to bypass the Same Origin Policy.

Understanding CVE-2020-9911

This CVE involves a logic issue in iOS and Safari that could potentially be exploited by a remote attacker.

What is CVE-2020-9911?

CVE-2020-9911 is a logic issue in iOS and Safari that has been fixed in versions iOS 13.6, iPadOS 13.6, and Safari 13.1.2. The vulnerability could enable a remote attacker to bypass the Same Origin Policy.

The Impact of CVE-2020-9911

The vulnerability could allow a remote attacker to bypass the Same Origin Policy, potentially leading to unauthorized access to sensitive information or malicious actions.

Technical Details of CVE-2020-9911

This section provides more technical insights into the CVE.

Vulnerability Description

A logic issue in iOS and Safari was addressed with improved restrictions. The vulnerability could be exploited by a remote attacker.

Affected Systems and Versions

Products affected: iOS, Safari
Vulnerable versions:
iOS versions prior to 13.6 and iPadOS versions prior to 13.6
Safari versions prior to 13.1.2

Exploitation Mechanism

The vulnerability could be exploited by a remote attacker to bypass the Same Origin Policy, potentially leading to unauthorized access.

Mitigation and Prevention

Protecting systems from CVE-2020-9911 is crucial to maintaining security.

Immediate Steps to Take

Update affected systems to iOS 13.6, iPadOS 13.6, and Safari 13.1.2 to mitigate the vulnerability.
Monitor for any unusual activities that could indicate exploitation of the vulnerability.

Long-Term Security Practices

Regularly update software and applications to the latest versions to patch known vulnerabilities.
Implement network security measures to prevent unauthorized access to sensitive data.

Patching and Updates

Apply security patches provided by Apple promptly to address vulnerabilities and enhance system security.