CVE Vulnerabilities

CVE-2021-30784

Published: Sep 08, 2021 | Modified: Feb 11, 2022
CVSS 3.x
7.8
HIGH
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
4.6 MEDIUM
AV:L/AC:L/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu

Multiple issues were addressed with improved logic. This issue is fixed in macOS Big Sur 11.5. A local attacker may be able to execute code on the Apple T2 Security Chip.

Affected Software

Name Vendor Start Version End Version
Mac_os_x Apple 10.14.0 (including) 10.14.6 (excluding)
Mac_os_x Apple 10.15 (including) 10.15.7 (excluding)
Mac_os_x Apple 10.14.6 (including) 10.14.6 (including)
Mac_os_x Apple 10.14.6-security_update_2019-001 (including) 10.14.6-security_update_2019-001 (including)
Mac_os_x Apple 10.14.6-security_update_2019-002 (including) 10.14.6-security_update_2019-002 (including)
Mac_os_x Apple 10.14.6-security_update_2019-004 (including) 10.14.6-security_update_2019-004 (including)
Mac_os_x Apple 10.14.6-security_update_2019-005 (including) 10.14.6-security_update_2019-005 (including)
Mac_os_x Apple 10.14.6-security_update_2019-006 (including) 10.14.6-security_update_2019-006 (including)
Mac_os_x Apple 10.14.6-security_update_2019-007 (including) 10.14.6-security_update_2019-007 (including)
Mac_os_x Apple 10.14.6-security_update_2020-001 (including) 10.14.6-security_update_2020-001 (including)
Mac_os_x Apple 10.14.6-security_update_2020-002 (including) 10.14.6-security_update_2020-002 (including)
Mac_os_x Apple 10.14.6-security_update_2020-003 (including) 10.14.6-security_update_2020-003 (including)
Mac_os_x Apple 10.14.6-security_update_2020-004 (including) 10.14.6-security_update_2020-004 (including)
Mac_os_x Apple 10.14.6-security_update_2020-005 (including) 10.14.6-security_update_2020-005 (including)
Mac_os_x Apple 10.14.6-security_update_2020-006 (including) 10.14.6-security_update_2020-006 (including)
Mac_os_x Apple 10.14.6-security_update_2020-007 (including) 10.14.6-security_update_2020-007 (including)
Mac_os_x Apple 10.14.6-security_update_2021-001 (including) 10.14.6-security_update_2021-001 (including)
Mac_os_x Apple 10.14.6-security_update_2021-002 (including) 10.14.6-security_update_2021-002 (including)
Mac_os_x Apple 10.14.6-security_update_2021-003 (including) 10.14.6-security_update_2021-003 (including)
Mac_os_x Apple 10.14.6-security_update_2021-004 (including) 10.14.6-security_update_2021-004 (including)
Mac_os_x Apple 10.14.6-supplemental_update (including) 10.14.6-supplemental_update (including)
Mac_os_x Apple 10.14.6-supplemental_update_2 (including) 10.14.6-supplemental_update_2 (including)
Mac_os_x Apple 10.15.7 (including) 10.15.7 (including)
Mac_os_x Apple 10.15.7-security_update_2020 (including) 10.15.7-security_update_2020 (including)
Mac_os_x Apple 10.15.7-security_update_2020-001 (including) 10.15.7-security_update_2020-001 (including)
Mac_os_x Apple 10.15.7-security_update_2020-005 (including) 10.15.7-security_update_2020-005 (including)
Mac_os_x Apple 10.15.7-security_update_2020-007 (including) 10.15.7-security_update_2020-007 (including)
Mac_os_x Apple 10.15.7-security_update_2021-001 (including) 10.15.7-security_update_2021-001 (including)
Mac_os_x Apple 10.15.7-security_update_2021-002 (including) 10.15.7-security_update_2021-002 (including)
Mac_os_x Apple 10.15.7-security_update_2021-003 (including) 10.15.7-security_update_2021-003 (including)
Mac_os_x Apple 10.15.7-supplemental_update (including) 10.15.7-supplemental_update (including)
Macos Apple * 11.5 (excluding)

References