Permissions, Privileges, and Access Controls in macOS - CVE-2021-30943
Published: July 21, 2022
Vulnerability identifier: #VU65679
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-30943
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to gain access to sensitive information.
The vulnerability exists due to a logic error in the Messages application. A remote user can leave a messages group but continue to receive messages in that group.
Affected software
macOS
watchOS
Apple iOS
iPadOS
watchOS
Apple iOS
iPadOS
How to mitigate CVE-2021-30943
Install updates from vendor's website.
macOS - update to 12.1 21C52
watchOS - update to 8.3 19S55
Apple iOS - update to 15.2 19C56
iPadOS - update to 15.2 19C56
watchOS - update to 8.3 19S55
Apple iOS - update to 15.2 19C56
iPadOS - update to 15.2 19C56