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CRITICAL · 9.8

CVE-2021-1829

A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.3. An application may be able to execute arbitrary code with kernel privileges.

Vulnerability Description

A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.3. An application may be able to execute arbitrary code with kernel privileges.

CVSS Score

9.8

CRITICAL

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

Affected Products

VendorProductVersions
AppleMacos>= 11.0, < 11.3

Related Weaknesses (CWE)

CWE-843

References

FAQ

What is CVE-2021-1829?

CVE-2021-1829 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.3. An application may be able to execute arbitrary code with kernel privileges.

How severe is CVE-2021-1829?

CVE-2021-1829 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-1829?

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