CVE-2020-27950

A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to disclose kernel memory.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 7.1 HIGH

5.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

7.1^/10

CVSS v2.0 : HIGH

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

Exploitability : 8.6 / Impact : 6.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://support.apple.com/en-us/HT211929	Vendor Advisory
https://support.apple.com/en-us/HT211928	Vendor Advisory
https://support.apple.com/en-us/HT211947	Vendor Advisory
https://support.apple.com/en-us/HT211946	Vendor Advisory
https://support.apple.com/en-us/HT211931	Vendor Advisory
https://support.apple.com/en-us/HT211945	Vendor Advisory
https://support.apple.com/en-us/HT211944	Vendor Advisory
https://support.apple.com/en-us/HT211940	Vendor Advisory
http://seclists.org/fulldisclosure/2020/Dec/32	Mailing List Third Party Advisory
http://packetstormsecurity.com/files/161296/XNU-Kernel-Mach-Message-Trailers-Memory-Disclosure.html	Third Party Advisory VDB Entry

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:ipados::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:watchos::::::::
	cpe:2.3:o:apple:watchos::::::::
	cpe:2.3:o:apple:watchos::::::::

Information

Published : 2020-12-08 13:15

Updated : 2021-02-11 11:50

NVD link : CVE-2020-27950

Mitre link : CVE-2020-27950

JSON object : View

CWE

CWE-665

Improper Initialization

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Products Affected

apple

watchos
iphone_os
ipados
macos

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