CVE-2020-9996

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, iOS 14.0 and iPadOS 14.0. A malicious application may be able to elevate privileges.

CVSS v3 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3 : 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

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://seclists.org/fulldisclosure/2020/Dec/32	Mailing List Third Party Advisory
https://support.apple.com/en-us/HT211850	Vendor Advisory
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/en-us/HT211850	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:mac_os_x::::::::

History

21 Nov 2024, 05:41

Type	Values Removed	Values Added
References	~~() http://seclists.org/fulldisclosure/2020/Dec/32 - Mailing List, Third Party Advisory~~	() http://seclists.org/fulldisclosure/2020/Dec/32 - Mailing List, Third Party Advisory
References	~~() https://support.apple.com/en-us/HT211850 - Vendor Advisory~~	() https://support.apple.com/en-us/HT211850 - Vendor Advisory
References	~~() https://support.apple.com/en-us/HT211931 - Vendor Advisory~~	() https://support.apple.com/en-us/HT211931 - Vendor Advisory

Information

Published : 2020-12-08 20:15

Updated : 2024-11-21 05:41

NVD link : CVE-2020-9996

Mitre link : CVE-2020-9996

CVE.ORG link : CVE-2020-9996

JSON object : View

Products Affected

apple

iphone_os
mac_os_x
ipados

CWE

CWE-416

Use After Free

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