CVE-2020-27904

A logic issue existed resulting in memory corruption. This was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1. An application may be able to execute arbitrary code with kernel privileges.

CVSS v3.0 7.8 HIGH
CVSS v2.0 9.3 HIGH

7.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.3^/10

CVSS v2.0 : HIGH

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

Exploitability : 8.6 / Impact : 10.0

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://support.apple.com/en-us/HT211931	Vendor Advisory
http://seclists.org/fulldisclosure/2020/Dec/32	Mailing List Third Party Advisory
https://support.apple.com/kb/HT212147	Vendor Advisory
http://seclists.org/fulldisclosure/2021/Feb/14	Mailing List Third Party Advisory

Advertisement

Configurations

Configuration 1 (hide)

cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

Information

Published : 2020-12-08 13:15

Updated : 2021-02-10 07:49

NVD link : CVE-2020-27904

Mitre link : CVE-2020-27904

JSON object : View

CWE

NVD-CWE-Other

Advertisement

Products Affected

apple

macos

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://support.apple.com/en-us/HT211931", "name": "https://support.apple.com/en-us/HT211931", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "http://seclists.org/fulldisclosure/2020/Dec/32", "name": "20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "FULLDISC"}, {"url": "https://support.apple.com/kb/HT212147", "name": "https://support.apple.com/kb/HT212147", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://seclists.org/fulldisclosure/2021/Feb/14", "name": "20210201 APPLE-SA-2021-02-01-1 macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "FULLDISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "A logic issue existed resulting in memory corruption. This was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1. An application may be able to execute arbitrary code with kernel privileges."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-27904", "ASSIGNER": "product-security@apple.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 9.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 10.0, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}}, "publishedDate": "2020-12-08T21:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "11.0.1"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-02-10T15:49Z"}