CVE-2018-4427 Information

Description

A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to: iOS 12.1 watchOS 5.1.2 tvOS 12.1.1 macOS High Sierra 10.13.6 Security Update 2018-003 High Sierra macOS Sierra 10.12.6 Security Update 2018-006.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

https://support.apple.com/kb/HT209192 https://support.apple.com/kb/HT209341 https://support.apple.com/kb/HT209342 https://support.apple.com/kb/HT209343

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8