CVE-2021-30938 : This issue was addressed with improved checks. This issue is fixed in macOS Mont

This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.1, Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. A local user may be able to cause unexpected system termination or read kernel memory.

Published 2021-08-24 19:15:21

Updated 2021-12-29 14:53:42

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2021-30938

Apple » Mac Os X
Versions from including (>=) 10.15 and before (<) 10.15.7
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2020-001
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2020-005
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2020-007
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-001
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-002
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-003
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-004
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-005
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-006
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-007
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:*
Matching versions
Apple » Macos
Versions from including (>=) 11.0 and before (<) 11.6.2
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Matching versions
Apple » Macos
Versions from including (>=) 12.0.0 and up to, including, (<=) 12.1
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2021-30938

EPSS FAQ

0.05%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 12 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-30938

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.6	MEDIUM	AV:L/AC:L/Au:N/C:C/I:N/A:C	3.9	9.2	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Complete Integrity Impact: None Availability Impact: Complete
7.7	HIGH	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H	2.5	5.2	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: High

References for CVE-2021-30938

https://support.apple.com/en-us/HT212978

About the security content of macOS Monterey 12.1 - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/en-us/HT212981

About the security content of Security Update 2021-008 Catalina - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/en-us/HT212979

About the security content of macOS Big Sur 11.6.2 - Apple Support
Vendor Advisory

CVEs referencing this url

Jump to

Vulnerability Details : CVE-2021-30938

Products affected by CVE-2021-30938

Exploit prediction scoring system (EPSS) score for CVE-2021-30938

CVSS scores for CVE-2021-30938

References for CVE-2021-30938