CVE Vulnerabilities

CVE-2021-30912

Improper Preservation of Permissions

Published: Aug 24, 2021 | Modified: Nov 07, 2023
CVSS 3.x
5.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:P/I:N/A:N
RedHat/V2
RedHat/V3
Ubuntu

The issue was addressed with improved permissions logic. 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 gain access to a users Keychain items.

Weakness

The product does not preserve permissions or incorrectly preserves permissions when copying, restoring, or sharing objects, which can cause them to have less restrictive permissions than intended.

Affected Software

Name Vendor Start Version End Version
Mac_os_x Apple * 10.15.7 (excluding)
Mac_os_x Apple 10.15.7 (including) 10.15.7 (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_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-security_update_2021-004 (including) 10.15.7-security_update_2021-004 (including)
Mac_os_x Apple 10.15.7-security_update_2021-005 (including) 10.15.7-security_update_2021-005 (including)
Mac_os_x Apple 10.15.7-security_update_2021-006 (including) 10.15.7-security_update_2021-006 (including)
Mac_os_x Apple 10.15.7-supplemental_update (including) 10.15.7-supplemental_update (including)
Macos Apple 11.0 (including) 11.6.1 (excluding)
Macos Apple 12.0 (including) 12.0 (including)

References