CVE-2017-2393 : Security Advisory and Response

Certain Apple products running iOS versions older than 10.3 are vulnerable to a specific issue related to the 'Safari Reader' feature, allowing remote attackers to conduct Universal Cross-Site Scripting (UXSS) attacks.

Understanding CVE-2017-2393

What is CVE-2017-2393?

An issue discovered in certain Apple products, affecting iOS versions before 10.3, allows attackers to perform UXSS attacks via a crafted website.

The Impact of CVE-2017-2393

Attackers can exploit the 'Safari Reader' component to conduct remote UXSS attacks.

Technical Details of CVE-2017-2393

Vulnerability Description

The vulnerability in Apple products running iOS versions older than 10.3 enables attackers to execute UXSS attacks through a malicious website.

Affected Systems and Versions

Apple products running iOS versions prior to 10.3

Exploitation Mechanism

Attackers create a malicious website to exploit the 'Safari Reader' feature and conduct UXSS attacks remotely.

Mitigation and Prevention

Immediate Steps to Take

Update affected Apple devices to iOS version 10.3 or newer.
Avoid visiting untrusted websites to mitigate the risk of UXSS attacks.

Long-Term Security Practices

Regularly update Apple devices to the latest software versions.
Implement security best practices to prevent and detect UXSS attacks.

Patching and Updates

Apply security patches provided by Apple to address the CVE-2017-2393 vulnerability.