CVE-2020-27921 - Vulnerability Details - OpenCVE

Description

A race condition was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1. An application may be able to execute arbitrary code with kernel privileges.

Published: 2021-04-02

Score: 7.0 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

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	< 11.0

Apple

macOS

affected

Version	Status	Constraints
`unspecified`	affected	< 11.1

Configuration 1 [-]

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

Configuration 2 [-]

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2020-20414	A race condition was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1. An 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 Medium

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00744.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://support.apple.com/en-us/HT211931
https://support.apple.com/en-us/HT212011

History

No history.

Subscriptions

Apple Mac Os X

MITRE

Status: PUBLISHED

Assigner: apple

Published: 2021-04-02T17:31:39.000Z

Updated: 2024-08-04T16:25:43.887Z

Reserved: 2020-10-27T00:00:00.000Z

Link: CVE-2020-27921

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-04-02T18:15:15.700

Modified: 2026-06-17T03:09:52.630

Link: CVE-2020-27921

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

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

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