About the security content of iCloud for Windows 10.9
This document describes the security content of iCloud for Windows 10.9.
About Apple security updates
For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page.
Apple security documents reference vulnerabilities by CVE-ID when possible.
For more information about security, see the Apple Product Security page.
iCloud for Windows 10.9
CFNetwork
Available for: Windows 10 and later via the Microsoft Store
Impact: An attacker in a privileged network position may be able to bypass HSTS for a limited number of specific top-level domains previously not in the HSTS preload list
Description: A configuration issue was addressed with additional restrictions.
CVE-2019-8834: Rob Sayre (@sayrer)
CFNetwork Proxies
Available for: Windows 10 and later via the Microsoft Store
Impact: An application may be able to gain elevated privileges
Description: This issue was addressed with improved checks.
CVE-2019-8848: Zhuo Liang of Qihoo 360 Vulcan Team
libexpat
Available for: Windows 10 and later via the Microsoft Store
Impact: Parsing a maliciously crafted XML file may lead to disclosure of user information
Description: This issue was addressed by updating to expat version 2.2.8.
CVE-2019-15903: Joonun Jang
WebKit
Available for: Windows 10 and later via the Microsoft Store
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: Multiple memory corruption issues were addressed with improved memory handling.
CVE-2019-8835: Anonymous working with Trend Micro's Zero Day Initiative, Mike Zhang of Pangu Team
CVE-2019-8844: William Bowling (@wcbowling)
WebKit
Available for: Windows 10 and later via the Microsoft Store
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A use after free issue was addressed with improved memory management.
CVE-2019-8846: Marcin Towalski of Cisco Talos
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