PT-2020-8923 · Apple · Apple Macos+5

Brandon Azad · Published 2020-10-27 · Updated 2020-10-30 · CVE-2018-4448

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions macOS versions prior to 10.14.4 Security Update versions prior to 2019-002 for High Sierra and Sierra iOS versions prior to 12.1.1 watchOS versions prior to 5.1.2 tvOS versions prior to 12.1.1

Description A memory initialization issue was addressed with improved memory handling. A local user may be able to read kernel memory.

Recommendations For macOS versions prior to 10.14.4, update to macOS Mojave 10.14.4 or later. For High Sierra, apply Security Update 2019-002 or later. For Sierra, apply Security Update 2019-002 or later. For iOS versions prior to 12.1.1, update to iOS 12.1.1 or later. For watchOS versions prior to 5.1.2, update to watchOS 5.1.2 or later. For tvOS versions prior to 12.1.1, update to tvOS 12.1.1 or later.

Fix

Related Identifiers

CVE-2018-4448

Affected Products

High Sierra

Sierra

Ios

Apple Macos

Tvos

Watchos

References · 7

• https://support.apple.com/en-us/HT209341 · Vendor Advisory
• https://support.apple.com/en-us/HT209340 · Vendor Advisory
• https://support.apple.com/en-us/HT209342 · Vendor Advisory
• https://support.apple.com/en-us/HT209600 · Vendor Advisory
• https://support.apple.com/en-us/HT209343 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-4448 · Security Note
• https://osv.dev/vulnerability/CVE-2018-4448 · Vendor Advisory