CVE-2019-8568 Information

Description

A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. This issue is fixed in iOS 12.3 macOS Mojave 10.14.5 tvOS 12.3 watchOS 5.2.1. A local user may be able to modify protected parts of the file system.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Reference

https://support.apple.com/HT210118 https://support.apple.com/HT210119 https://support.apple.com/HT210120 https://support.apple.com/HT210122

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

5.5