CVE-2019-8568

MEDIUM

iPhone OS < 12.3 - Unprotected File System Modification via Symlink Validation Issue

Title source: llm
STIX 2.1

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.

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 5.5
EPSS 0.0036
EPSS Percentile 27.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-59
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