CVE-2021-30868

CVSS V2 High 7.6 CVSS V3 High 7

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.

Overview

CVE ID
CVE-2021-30868

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

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

Last Modified Date
2021-11-01T14:04:00

Weakness Enumerations

CWE	URL
CWE-362	http://cwe.mitre.org/data/definitions/362.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:o:apple:macos::::::::	1	OR	11.0	11.6.1
cpe:2.3:o:apple:macos:12.0:::::::*	1	OR

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:H/Au:N/C:C/I:C/A:C

Access Vector
NETWORK

Access Compatibility
HIGH

Authentication
NONE

Confidentiality Impact
COMPLETE

Integrity Impact
COMPLETE

Availability Impact
COMPLETE

Base Score
7.6

Severity
HIGH

Exploitability Score
4.9

Impact Score
10

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
LOCAL

Attack Compatibility
HIGH

Privileges Required
NONE

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
7

Base Severity
HIGH

Exploitability Score
1

Impact Score
5.9

References

Reference URL	Reference Tags
https://support.apple.com/en-us/HT212869	Vendor Advisory
https://support.apple.com/en-us/HT212872	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-30868
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30868

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 06:49:03				Added to TrackCVE
2022-12-05 08:52:41	2021-08-24T19:15Z	2021-08-24T19:15:15	CVE Published Date	updated
2022-12-05 08:52:41		2021-11-01T14:04:00	CVE Modified Date	updated
2022-12-05 08:52:41		Analyzed	Vulnerability Status	updated