Auth bypass in Apple macOS

CVE-2021-30972

This issue was addressed with improved checks. This issue is fixed in Security Update 2022-001 Catalina, macOS Big Sur 11.6.3. A malicious application may be able to bypass certain Privacy preferences.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.003 (21.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 22nd percentile — 21.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-30972: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-30972?
CVE-2021-30972 is a medium-severity vulnerability in Apple macOS, classified under Incorrect Authorization. CVSS score: 5.5/10. Published 2021-08-24.
How severe is CVE-2021-30972?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2021-30972 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.