CVE-2019-8690 : What You Need to Know
Learn about CVE-2019-8690, a vulnerability in Apple products that could lead to universal cross-site scripting. Find out affected systems, exploitation risks, and mitigation steps.
An issue related to the logic in managing document loads was identified and promptly resolved through enhanced state management techniques. This issue has been successfully addressed in various software versions including iOS 12.4, macOS Mojave 10.14.6, tvOS 12.4, Safari 12.1.2, iTunes for Windows 12.9.6, iCloud for Windows 7.13, and iCloud for Windows 10.6. Processing web content that has been maliciously crafted could potentially result in universal cross-site scripting.
Understanding CVE-2019-8690
What is CVE-2019-8690?
CVE-2019-8690 is a vulnerability related to a logic issue in the handling of document loads, which could lead to universal cross-site scripting when processing maliciously crafted web content.
The Impact of CVE-2019-8690
The vulnerability affects various Apple products and versions, potentially allowing attackers to execute cross-site scripting attacks.
Technical Details of CVE-2019-8690
Vulnerability Description
The vulnerability stems from a logic issue in document load handling, which was mitigated through improved state management techniques.
Affected Systems and Versions
- iOS versions prior to 12.4
- macOS versions prior to Mojave 10.14.6
- tvOS versions prior to 12.4
- Safari versions prior to 12.1.2
- iTunes for Windows versions prior to 12.9.6
- iCloud for Windows versions prior to 7.13
- iCloud for Windows (Microsoft Store) versions prior to 10.6
Exploitation Mechanism
Processing maliciously crafted web content could trigger the vulnerability, leading to universal cross-site scripting.
Mitigation and Prevention
Immediate Steps to Take
- Update affected systems to the patched versions mentioned above.
- Exercise caution when processing web content, especially from untrusted sources.
Long-Term Security Practices
- Regularly update software and apply security patches promptly.
- Implement content security policies to mitigate the risk of cross-site scripting attacks.
Patching and Updates
Ensure all Apple products mentioned are updated to the specified versions to prevent exploitation of the vulnerability.