CVE-2021-1806

HIGH

macOS 10.14-10.14.5 and 11.0-11.2 - Race Condition Leading to Arbitrary Code Execution with Kernel Privileges

Title source: llm
STIX 2.1

Description

A race condition was addressed with additional validation. This issue is fixed in macOS Big Sur 11.2.1, macOS Catalina 10.15.7 Supplemental Update, macOS Mojave 10.14.6 Security Update 2021-002. An 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/HT212177
Vendor Advisory x_refsource_confirm
https://support.apple.com/kb/HT212327
Mailing List, Third Party Advisory mailing-list x_refsource_fulldisc
http://seclists.org/fulldisclosure/2021/Apr/54

Scores

CVSS v3 7.0
EPSS 0.0090
EPSS Percentile 55.1%
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 10.14.6 (12 CPE variants)
apple/mac_os_x 10.15.7 (3 CPE variants)
apple/mac_os_x 10.14 - 10.14.6
apple/macos 11.0 - 11.2.1
Published Apr 02, 2021
Tracked Since Feb 18, 2026