CVE-2021-30899

HIGH

macOS <12.0.1, <11.6.1 - Privilege Escalation

Title source: llm
STIX 2.1

Description

A race condition was addressed with improved state handling. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A malicious application may be able to execute arbitrary code with kernel privileges.

References (3)

Core 3
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212869
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212871
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212872

Scores

CVSS v3 7.0
EPSS 0.0081
EPSS Percentile 52.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-362
Status published
Products (4)
apple/mac_os_x 10.15.7 (9 CPE variants)
apple/mac_os_x < 10.15.7
apple/macos 12.0
apple/macos 11.0 - 11.6.1
Published Aug 24, 2021
Tracked Since Feb 18, 2026