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

No affected versions have been published.

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