CVE-2021-1797: Apple Ipad OS

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A local user may be able to read arbitrary files.

Affected products

• Apple Ipad OS: before 14.4 (fixed in 14.4)
• Apple iPhone OS: before 14.4 (fixed in 14.4)
• Apple Mac OS X: before 10.14.6 (fixed in 10.14.6); from 10.15, before 10.15.7 (fixed in 10.15.7); version 10.14.6 only; version 10.15.7 only
• Apple macOS: from 11.0.1, before 11.2 (fixed in 11.2)
• Apple tvOS: before 14.4 (fixed in 14.4)
• Apple watchOS: before 7.3 (fixed in 7.3)

Published 2021-04-02. Last modified 2026-06-17.