HIGH · 7.8

CVE-2021-30684

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. A remote attacker may cause an unexpected application terminat...

Vulnerability Description

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. A remote attacker may cause an unexpected application termination or arbitrary code execution.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
AppleMac Os X>= 10.15, <= 10.15.6
AppleMacos>= 11.0, < 11.4

References

FAQ

What is CVE-2021-30684?

CVE-2021-30684 is a vulnerability with a CVSS score of 7.8 (HIGH). A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. A remote attacker may cause an unexpected application terminat...

How severe is CVE-2021-30684?

CVE-2021-30684 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-30684?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Mac Os X, Apple Macos.