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CVE-2021-30655 Details

Description

An application may be able to execute arbitrary code with system privileges. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. The issue was addressed with improved permissions logic.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://support.apple.com/en-us/HT212325	CVE	Vendor Advisory
https://support.apple.com/en-us/HT212326	CVE	Vendor Advisory
https://support.apple.com/en-us/HT212325	[email protected]	Vendor Advisory
https://support.apple.com/en-us/HT212326	[email protected]	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
NVD-CWE-noinfo	Insufficient Information to Classify Weakness	[email protected]

Affected Products

Product	Versions
apple mac os x	>= 10.15, <= 10.15.5 10.15.6 - 10.15.6 supplemental_update 10.15.7 - 10.15.7 security_update_2020
CPE cpe:2.3:o:apple:mac_os_x:::::::: cpe:2.3:o:apple:mac_os_x:10.15.6:-:::::: cpe:2.3:o:apple:mac_os_x:10.15.6:supplemental_update:::::: cpe:2.3:o:apple:mac_os_x:10.15.7:-:::::: cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:::::: cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:::::: cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:::::: cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:::::: cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:::::: cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:::::: Remediation No remediation found in references.
apple macos	>= 11.0, < 11.3
CPE cpe:2.3:o:apple:macos:::::::: Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Sep 20, 2021	Initial Analysis	[email protected]