CVE-2020-27899

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.2 and iPadOS 14.2, macOS Big Sur 11.0.1, watchOS 7.1, tvOS 14.2. A local attacker may be able to elevate their privileges.

CVSS v3 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://support.apple.com/en-us/HT211928	Vendor Advisory
https://support.apple.com/en-us/HT211929	Vendor Advisory
https://support.apple.com/en-us/HT211930	Vendor Advisory
https://support.apple.com/en-us/HT211931	Vendor Advisory
https://support.apple.com/en-us/HT211928	Vendor Advisory
https://support.apple.com/en-us/HT211929	Vendor Advisory
https://support.apple.com/en-us/HT211930	Vendor Advisory
https://support.apple.com/en-us/HT211931	Vendor Advisory

Configurations

Configuration 1 (hide)

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

History

21 Nov 2024, 05:22

Type	Values Removed	Values Added
References	~~() https://support.apple.com/en-us/HT211928 - Vendor Advisory~~	() https://support.apple.com/en-us/HT211928 - Vendor Advisory
References	~~() https://support.apple.com/en-us/HT211929 - Vendor Advisory~~	() https://support.apple.com/en-us/HT211929 - Vendor Advisory
References	~~() https://support.apple.com/en-us/HT211930 - Vendor Advisory~~	() https://support.apple.com/en-us/HT211930 - Vendor Advisory
References	~~() https://support.apple.com/en-us/HT211931 - Vendor Advisory~~	() https://support.apple.com/en-us/HT211931 - Vendor Advisory

Information

Published : 2021-04-02 18:15

Updated : 2024-11-21 05:22

NVD link : CVE-2020-27899

Mitre link : CVE-2020-27899

CVE.ORG link : CVE-2020-27899

JSON object : View

Products Affected

apple

macos
watchos
iphone_os
ipados
tvos

CWE

CWE-416

Use After Free

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