Security features bypass in macOS - CVE-2023-40448

Vulnerability identifier: #VU81137

CSH Severity: High

CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-40448

CWE-ID: CWE-254

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to improper input validation in App Store. A remote attacker can trick the victim to visit a specially crafted website and break out of Web Content sandbox.

macOS
watchOS
iPadOS
Apple iOS
tvOS

Install updates from vendor's website.

macOS - update to 14.0 23A344
watchOS - update to 10.0
iPadOS - addressed in versions 16.7, 17.0
Apple iOS - addressed in versions 16.7 20H19, 17.0 21A326, 17.0 21A327, 17.0 21A329, 17.0 21A331
tvOS - update to 17.0

• https://support.apple.com/en-us/HT213940

• Multiple vulnerabilities in Apple macOS Sonoma
• Multiple vulnerabilities in Apple iOS 17 and iPadOS 17
• Multiple vulnerabilities in Apple iOS 16 and iPadOS 16
• Multiple vulnerabilities in Apple tvOS 17
• Multiple vulnerabilities in Apple watchOS 10