CVE-2020-3913

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-04-01 · updated 2026-06-17

Description

A permissions issue existed. This issue was addressed with improved permission validation. This issue is fixed in iOS 13.4 and iPadOS 13.4, macOS Catalina 10.15.4, watchOS 6.2. A malicious application may be able to elevate privileges.

Affected products

Apple iPadOS: before 13.4 — fixed in 13.4
Apple Iphone Os: before 13.4 — fixed in 13.4
macOS: before 10.15.4 — fixed in 10.15.4
Apple watchOS: before 6.2 — fixed in 6.2

How to fix

Upgrade to a fixed version: Apple iPadOS 13.4; Apple Iphone Os 13.4; macOS 10.15.4; Apple watchOS 6.2. Check the vendor advisory for mitigations.

References

https://support.apple.com/HT211100
https://support.apple.com/HT211102
https://support.apple.com/HT211103
https://support.apple.com/HT211100
https://support.apple.com/HT211102
https://support.apple.com/HT211103

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