CVE-2021-1779

HIGH

macOS <11.2 - System Code Execution via kext Loading Logic Error

Title source: manual
STIX 2.1

Description

A logic error in kext loading was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. An application may be able to execute arbitrary code with system privileges.

References (1)

Core 1
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212147

Scores

CVSS v3 7.8
EPSS 0.0118
EPSS Percentile 64.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

Status published
Products (4)
apple/mac_os_x 10.14.6 (14 CPE variants)
apple/mac_os_x 10.15.7 (2 CPE variants)
apple/mac_os_x 10.14 - 10.14.6
apple/macos 11.0 - 11.2
Published Apr 02, 2021
Tracked Since Feb 18, 2026