CVE-2021-30868 - Vulnerability Details - OpenCVE

Description

A race condition was addressed with improved locking. This issue is fixed in macOS Monterey 12.0.1, macOS Big Sur 11.6.1. A malicious application may be able to execute arbitrary code with kernel privileges.

Published: 2021-08-24

Score: 7.0 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Apple

macOS

affected

Version	Status	Constraints
`unspecified`	affected	< 12.0

Apple

macOS

affected

Version	Status	Constraints
`unspecified`	affected	< 11.6

Configuration 1 [-]

OR	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:macos:12.0:::::::*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-17785	A race condition was addressed with improved locking. This issue is fixed in macOS Monterey 12.0.1, macOS Big Sur 11.6.1. A malicious application may be able to execute arbitrary code with kernel privileges.

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity High

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00737.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://support.apple.com/en-us/HT212869
https://support.apple.com/en-us/HT212872

History

No history.

Subscriptions

Apple Macos

MITRE

Status: PUBLISHED

Assigner: apple

Published: 2021-08-24T18:49:33.000Z

Updated: 2024-08-03T22:48:13.259Z

Reserved: 2021-04-13T00:00:00.000Z

Link: CVE-2021-30868

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-08-24T19:15:15.037

Modified: 2026-06-17T03:51:02.923

Link: CVE-2021-30868

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

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