CVE-2020-3862: Apple iCloud

Medium severity, CVSS 6.5. EPSS: 2% chance of exploitation in the next 30 days.

A denial of service issue was addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, tvOS 13.3.1, Safari 13.0.5, iTunes for Windows 12.10.4, iCloud for Windows 11.0, iCloud for Windows 7.17. A malicious website may be able to cause a denial of service.

Affected products

• Apple iCloud: before 7.17 (fixed in 7.17); from 10.0, up to and including 10.8
• Apple iPadOS: before 13.3.1 (fixed in 13.3.1)
• Apple iPhone OS: before 13.3.1 (fixed in 13.3.1)
• Apple iTunes: before 12.10.4 (fixed in 12.10.4)
• Apple Safari: before 13.0.5 (fixed in 13.0.5)
• Apple tvOS: before 13.3.1 (fixed in 13.3.1)
• Opensuse Leap: version 15.1 only

Published 2020-02-27. Last modified 2026-06-17.