CVE-2019-8574

HIGH

iPhone OS < 12.3 - Out-of-bounds Write

Title source: llm
STIX 2.1

Description

A memory corruption 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 execute arbitrary code with system privileges.

References (4)

Core 4
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/HT210118
Vendor Advisory x_refsource_misc
https://support.apple.com/HT210119
Vendor Advisory x_refsource_misc
https://support.apple.com/HT210120
Vendor Advisory x_refsource_misc
https://support.apple.com/HT210122

Scores

CVSS v3 7.8
EPSS 0.0137
EPSS Percentile 68.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (4)
apple/iphone_os < 12.3
apple/mac_os_x < 10.14.5
apple/tvos < 12.3
apple/watchos < 5.2.1
Published Dec 18, 2019
Tracked Since Feb 18, 2026