CVE-2021-30913 Information

Description

The issue was addressed with improved permissions logic. This issue is fixed in macOS Monterey 12.0.1 macOS Big Sur 11.6.1. An unprivileged application may be able to edit NVRAM variables.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Reference

https://support.apple.com/en-us/HT212869 https://support.apple.com/en-us/HT212872 https://support.apple.com/kb/HT212871

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

5.5