CVE-2020-27923: An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security…

PriorityP341high7.8CVSS 3.1

AVLACLPRNUIRSUCHIHAH

EPSS

1.08%

61.3th percentile

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, watchOS 7.1, tvOS 14.2. Processing a maliciously crafted image may lead to arbitrary code execution.

Affected

12 ranges

Vendor	Product	Version range	Fixed in
apple	ios_14.2_and_ipados	—	—
apple	ios_and_ipados	>= unspecified < 14.2	14.2
apple	ipados	< 14.2	14.2
apple	iphone_os	< 14.2	14.2
apple	mac_os_x	< 11.1.0	11.1.0
apple	mac_os_x	< 11.0.1	11.0.1
apple	macos	>= unspecified < 11.0	11.0
apple	macos	>= unspecified < 11.1	11.1
apple	tvos	< 14.2	14.2
apple	tvos	>= unspecified < 14.2	14.2
apple	watchos	< 7.1	7.1
apple	watchos	>= unspecified < 7.1	7.1

CVSS provenance

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

nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P

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