CVE-2020-3851 Information

Description

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Catalina 10.15.4 Security Update 2020-002 Mojave Security Update 2020-002 High Sierra macOS Catalina 10.15.3 Security Update 2020-001 Mojave Security Update 2020-001 High Sierra. An application may be able to gain elevated privileges.

CVSS Vector

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

Reference

https://support.apple.com/en-us/HT210919 https://support.apple.com/en-us/HT211100

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

7.8