CVE-2021-30938

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.

CVSS v3.0 7.7 HIGH
CVSS v2.0 6.6 MEDIUM

7.7^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.5 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

6.6^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:C/I:N/A:C

Exploitability : 3.9 / Impact : 9.2

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
https://support.apple.com/en-us/HT212978	Vendor Advisory
https://support.apple.com/en-us/HT212979	Vendor Advisory
https://support.apple.com/en-us/HT212981	Vendor Advisory

Advertisement

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:mac_os_x::::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:-::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001::::::
	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:security_update_2021-002::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007::::::
	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:macos::::::::

Information

Published : 2021-08-24 12:15

Updated : 2021-12-29 06:53

NVD link : CVE-2021-30938

Mitre link : CVE-2021-30938

JSON object : View

CWE

NVD-CWE-noinfo

Advertisement

Products Affected

apple

mac_os_x
macos

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://support.apple.com/en-us/HT212978", "name": "https://support.apple.com/en-us/HT212978", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/en-us/HT212979", "name": "https://support.apple.com/en-us/HT212979", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/en-us/HT212981", "name": "https://support.apple.com/en-us/HT212981", "tags": ["Vendor Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "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."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-30938", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 6.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 9.2, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.7, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 2.5}}, "publishedDate": "2021-08-24T19:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "10.15.7", "versionStartIncluding": "10.15"}, {"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "11.6.2", "versionStartIncluding": "11.0"}, {"cpe23Uri": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "12.1", "versionStartIncluding": "12.0.0"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-12-29T14:53Z"}