What is CVE-2020-9824?

CVE-2020-9824 is a high-severity vulnerability in Apple macOS. CVSS score: 7.5/10. Published 2020-06-09.

How severe is CVE-2020-9824?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Apple macOS

CVE-2020-9824

A logic issue was addressed with improved restrictions. This issue is fixed in macOS Catalina 10.15.5. A non-privileged user may be able to modify restricted network settings.

Published 2020-06-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.4th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Apple macOS — versions unspecified
Apple Mac OS X

References

support.apple.com/HT211170 (Vendor Advisory)

Frequently asked questions

What is CVE-2020-9824?: CVE-2020-9824 is a high-severity vulnerability in Apple macOS. CVSS score: 7.5/10. Published 2020-06-09.
How severe is CVE-2020-9824?: High severity. CVSS v3 base score is 7.5 out of 10.