CVE-2020-3856: A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS…

PriorityP337high7.8CVSS 3.1

AVLACLPRNUIRSUCHIHAH

EPSS

0.92%

56.7th percentile

A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. Processing a maliciously crafted string may lead to heap corruption.

Affected

9 ranges

Vendor	Product	Version range	Fixed in
apple	ios	>= unspecified < iOS 13.3.1 and iPadOS 13.3.1	iOS 13.3.1 and iPadOS 13.3.1
apple	ipados	< 13.3.1	13.3.1
apple	iphone_os	< 13.3.1	13.3.1
apple	mac_os_x	< 10.15.3	10.15.3
apple	macos	>= unspecified < macOS Catalina 10.15.3	macOS Catalina 10.15.3
apple	tvos	< 13.3.1	13.3.1
apple	tvos	>= unspecified < tvOS 13.3.1	tvOS 13.3.1
apple	watchos	< 6.1.2	6.1.2
apple	watchos	>= unspecified < watchOS 6.1.2	watchOS 6.1.2

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

nvdv2.09.3CRITICALAV:N/AC:M/Au:N/C:C/I:C/A:C

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