Vulnerability in Apple macOS

CVE-2020-9771

This issue was addressed with a new entitlement. This issue is fixed in macOS Catalina 10.15.4. A user may gain access to protected parts of the file system.

EPSS: 0.003 (26.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-9771?
CVE-2020-9771 is a high-severity vulnerability in Apple macOS. CVSS score: 7.1/10. Published 2020-10-22.
How severe is CVE-2020-9771?
High severity. CVSS v3 base score is 7.1 out of 10.
Is CVE-2020-9771 known to be exploited?
5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.