CVE-2020-3886

HIGH

macOS 10.13-10.13.5 - Use-After-Free

Title source: llm
STIX 2.1

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. A malicious application may be able to execute arbitrary code with kernel privileges.

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211100

Scores

CVSS v3 7.8
EPSS 0.0096
EPSS Percentile 57.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (3)
apple/mac_os_x 10.13.6 (11 CPE variants)
apple/mac_os_x 10.14.6 (4 CPE variants)
apple/mac_os_x 10.13 - 10.13.6
Published Dec 23, 2021
Tracked Since Feb 18, 2026