CVE-2021-30931

medium

Description

A logic issue was addressed with improved validation. This issue is fixed in macOS Monterey 12.0.1, macOS Big Sur 11.6.2, Security Update 2021-008 Catalina. A malicious application may be able to disclose kernel memory.

References

https://support.apple.com/en-us/HT212869

https://support.apple.com/en-us/HT212979

https://support.apple.com/en-us/HT212981

Details

Source: MITRE

Published: 2021-08-24

Updated: 2021-12-27

Risk Information

CVSS v2

Base Score: 7.1

Vector: AV:N/AC:M/Au:N/C:C/I:N/A:N

Impact Score: 6.9

Exploitability Score: 8.6

Severity: HIGH

CVSS v3

Base Score: 5.5

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

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM