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CVE-2020-9910

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-10-16 · updated 2026-06-17

Description

Multiple issues were addressed with improved logic. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8, Safari 13.1.2, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.

Affected products

• Apple iCloud for Windows: before 7.20; from 11.0 before 11.3 — fixed in 11.3, 7.20
• Apple iPadOS: before 13.6 — fixed in 13.6
• Apple Iphone Os: before 13.6 — fixed in 13.6
• Apple iTunes for Windows: before 12.10.8 — fixed in 12.10.8
• Apple Safari: before 13.1.2 — fixed in 13.1.2
• Apple tvOS: before 13.4.8 — fixed in 13.4.8
• Apple watchOS: before 6.2.8 — fixed in 6.2.8

How to fix

Upgrade to a fixed version: Apple iCloud for Windows 11.3, 7.20; Apple iPadOS 13.6; Apple Iphone Os 13.6; Apple iTunes for Windows 12.10.8; Apple Safari 13.1.2; Apple tvOS 13.4.8; Apple watchOS 6.2.8. Check the vendor advisory for mitigations.

References

• https://support.apple.com/HT211288
• https://support.apple.com/HT211290
• https://support.apple.com/HT211291
• https://support.apple.com/HT211292
• https://support.apple.com/HT211293
• https://support.apple.com/HT211294
• https://support.apple.com/HT211295
• https://support.apple.com/HT211288
• https://support.apple.com/HT211290
• https://support.apple.com/HT211291
• https://support.apple.com/HT211292
• https://support.apple.com/HT211293

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