CVE-2021-30655
CRITICALmacOS < 10.15.5 and 11.0-11.2 - Privilege Escalation via Improved Permissions Logic
Title source: llmDescription
An application may be able to execute arbitrary code with system privileges. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. The issue was addressed with improved permissions logic.
References (2)
Core 2
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212325
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212326
Scores
CVSS v3
9.8
EPSS
0.0229
EPSS Percentile
81.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
Status
published
Products (4)
apple/mac_os_x
10.15.6 (2 CPE variants)
apple/mac_os_x
10.15.7 (7 CPE variants)
apple/mac_os_x
10.15 - 10.15.5
apple/macos
11.0 - 11.3
Published
Sep 08, 2021
Tracked Since
Feb 18, 2026