Permissions, Privileges, and Access Controls in macOS - CVE-2021-30731
Published: July 22, 2021 / Updated: July 19, 2023
Vulnerability identifier: #VU55229
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-30731
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a local application to gain access to sensitive information.
The vulnerability exists due to improperly imposed security restrictions within the IOUSBHostFamily. A local unprivileged application can capture USB devices.
Affected software
macOS
How to mitigate CVE-2021-30731
Install updates from vendor's website.
macOS - addressed in versions 10.15.7 19H1323, 11.4 20F71