What is CVE-2021-30938?

CVE-2021-30938 is a high-severity vulnerability in Apple macOS. CVSS score: 7.7/10. Published 2021-08-24.

How severe is CVE-2021-30938?

High severity. CVSS v3 base score is 7.7 out of 10.

Vulnerability in Apple macOS

CVE-2021-30938

This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.1, Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. A local user may be able to cause unexpected system termination or read kernel memory.

EPSS: 0.003 (25.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

Affected products

Apple Macos — versions unspecified
Apple Mac_os_x — versions 10.15.7

References

product-security@apple.com (x_refsource_MISC)
product-security@apple.com (x_refsource_MISC)
product-security@apple.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2021-30938?: CVE-2021-30938 is a high-severity vulnerability in Apple macOS. CVSS score: 7.7/10. Published 2021-08-24.
How severe is CVE-2021-30938?: High severity. CVSS v3 base score is 7.7 out of 10.