CVE Vulnerabilities

CVE-2021-1787

Improper Privilege Management

Published: Apr 02, 2021 | Modified: Apr 09, 2021
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 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A local attacker may be able to elevate their privileges.

Weakness

The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

Affected Software

Name Vendor Start Version End Version
Ipados Apple * 14.4 (excluding)
Iphone_os Apple * 14.4 (excluding)
Mac_os_x Apple 10.14 (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_2019-004 (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-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-supplemental_update (including) 10.15.7-supplemental_update (including)
Macos Apple 11.0 (including) 11.2 (excluding)
Tvos Apple * 14.4 (excluding)
Watchos Apple * 7.3 (excluding)

Potential Mitigations

References