CVE-2021-30912 : The issue was addressed with improved permissions logic. This issue is fixed in

The issue was addressed with improved permissions logic. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A malicious application may gain access to a user's Keychain items.

Published 2021-08-24 19:15:19

Updated 2021-11-01 20:59:36

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2021-30912

Apple » Mac Os X
Versions 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 Supplemental Update
cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
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 » Macos
Versions from including (>=) 11.0 and before (<) 11.6.1
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Matching versions
Apple » Macos » Version: 12.0
cpe:2.3:o:apple:macos:12.0:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2021-30912

EPSS FAQ

0.18%

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

~ 36 %

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

CVSS scores for CVE-2021-30912

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.3	MEDIUM	AV:N/AC:M/Au:N/C:P/I:N/A:N	8.6	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N	1.8	3.6	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: None Availability: None

CWE ids for CVE-2021-30912

CWE-281 Improper Preservation of Permissions

The product does not preserve permissions or incorrectly preserves permissions when copying, restoring, or sharing objects, which can cause them to have less restrictive permissions than intended.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-30912

https://support.apple.com/en-us/HT212871

About the security content of Security Update 2021-007 Catalina - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/en-us/HT212872

About the security content of macOS Big Sur 11.6.1 - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/en-us/HT212869

About the security content of macOS Monterey 12.0.1 - Apple Support
Vendor Advisory

CVEs referencing this url

Jump to

Vulnerability Details : CVE-2021-30912

Products affected by CVE-2021-30912

Exploit prediction scoring system (EPSS) score for CVE-2021-30912

CVSS scores for CVE-2021-30912

CWE ids for CVE-2021-30912

References for CVE-2021-30912