Vulnerability in Apple Macos

CVE-2021-30678

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. A remote attacker may be able to cause unexpected application termin…

EPSS: 0.033 (87.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-30678?
CVE-2021-30678 is a critical-severity vulnerability in Apple Macos. CVSS score: 9.8/10. Published 2021-09-08.
How severe is CVE-2021-30678?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2021-30678 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.