CVE-2020-9947 Information

Description

A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 7.0 iOS 14.0 and iPadOS 14.0 iTunes for Windows 12.10.9 iCloud for Windows 11.5 tvOS 14.0 Safari 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

https://support.apple.com/en-us/HT211935 https://support.apple.com/en-us/HT211844 https://support.apple.com/en-us/HT211843 https://support.apple.com/en-us/HT211845 https://support.apple.com/en-us/HT211850 https://support.apple.com/en-us/HT211952 http://www.openwall.com/lists/oss-security/2021/03/22/1 https://security.gentoo.org/glsa/202104-03

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8