SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-8591

A type confusion issue was addressed with improved memory handling.

HIGH 7.1EPSS 4.44%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (4.44%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, watchOS 5.2.1. An application may be able to cause unexpected system termination or write kernel memory.

CVSS 3.1
7.1 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
EPSS
4.44% probability · 91th percentile
CISA KEV
Not listed
Weakness
CWE-843
Affected
apple/iphone os · apple/mac os x · apple/tvos · apple/watchos
Source
product-security@apple.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.