CVE-2023-42824

HighCVSS 7.8/10Known exploited (CISA KEV)Last modified Jun 17, 2026

Description

The issue was addressed with improved checks. This issue is fixed in iOS 16.7.1 and iPadOS 16.7.1. A local attacker may be able to elevate their privileges. Apple is aware of a report that this issue may have been actively exploited against versions of iOS before iOS 16.6.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected software

VendorProductVersions
AppleiOS and iPadOS>= unspecified, < 16.7

References

Timeline

Published
Oct 4, 2023
Last modified
Jun 17, 2026
Added to CISA KEV
Oct 5, 2023
NVD status
Analyzed

Related CVEs from 2023

CVE-2023-428267.8The issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14. Processing a file may lead to arbitrary code executionCVE-2023-428287.8This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Ventura 13.5. An app may be able to gain root privileCVE-2023-428295.5The issue was addressed with additional restrictions on the observability of app states. This issue is fixed in macOS Big Sur 11.7.9, macOS CVE-2023-42835.4The EmbedPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'embedpress_calendar' shortcode in versions up to, CVE-2023-428303.3A privacy issue was addressed with improved private data redaction for log entries. This issue is fixed in macOS Ventura 13.3, iOS 16.4 and CVE-2023-428315.5This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Big Sur 11.7.9, iOS 15.7.8 and iPadOS 15.7.8, macOS MCVE-2023-428327.0A race condition was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.7.9, macOS Monterey 12.6.8, macOS VentuCVE-2023-428338.8A correctness issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14, Safari 17, iOS 17 and iPadOS 17. Processing CVE-2023-428345.5A privacy issue was addressed with improved handling of files. This issue is fixed in watchOS 10.1, macOS Sonoma 14.1, macOS Monterey 12.7.2CVE-2023-428357.5A logic issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14.1. An attacker may be able to access user data.CVE-2023-428365.3A logic issue was addressed with improved checks. This issue is fixed in iOS 17.1 and iPadOS 17.1, macOS Ventura 13.6.3, macOS Sonoma 14.1, CVE-2023-428388.6An access issue was addressed with improvements to the sandbox. This issue is fixed in macOS Ventura 13.6.3, macOS Sonoma 14.1, macOS Monter
CVE-2023-42824: High severity, CVSS 7.8 | Vulnix