PT-2023-19023 · Apple · Macos Big Sur+4

Mohamed Ghannam + 1 · Published 2023-03-27 · Updated 2023-08-02 · CVE-2023-23540

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions iOS versions prior to 15.7.8 iPadOS versions prior to 15.7.8 macOS Monterey versions prior to 12.6.4 iOS versions prior to 16.4 iPadOS versions prior to 16.4 macOS Big Sur versions prior to 11.7.5

Description The issue allows an app to potentially execute arbitrary code with kernel privileges due to a problem that was addressed with improved memory handling.

Recommendations For iOS versions prior to 15.7.8, update to iOS 15.7.8 or later. For iPadOS versions prior to 15.7.8, update to iPadOS 15.7.8 or later. For macOS Monterey versions prior to 12.6.4, update to macOS Monterey 12.6.4 or later. For iOS versions prior to 16.4, update to iOS 16.4 or later. For iPadOS versions prior to 16.4, update to iPadOS 16.4 or later. For macOS Big Sur versions prior to 11.7.5, update to macOS Big Sur 11.7.5 or later.

Fix

Related Identifiers

CVE-2023-23540

Affected Products

Apple Macos

Ios

Ipados

Macos Big Sur

Macos Monterey

References · 6

• https://support.apple.com/en-us/HT213842 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-23540 · Security Note
• https://support.apple.com/en-us/HT213675 · Vendor Advisory
• https://support.apple.com/en-us/HT213677 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-23540 · Vendor Advisory
• https://support.apple.com/en-us/HT213676 · Vendor Advisory