CVE-2023-40400

CRITICAL

iPadOS < 16.6 - Remote Code Execution

Title source: llm
STIX 2.1

Description

This issue was addressed with improved checks. This issue is fixed in tvOS 17, iOS 17 and iPadOS 17, watchOS 10, macOS Sonoma 14. A remote user may cause an unexpected app termination or arbitrary code execution.

References (13)

Core 13
Core References
Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2023/Oct/10
Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2023/Oct/3
Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2023/Oct/8
Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2023/Oct/9
Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213936
Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213937
Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213938
Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213940
Release Notes, Vendor Advisory
https://support.apple.com/kb/HT213841

Scores

CVSS v3 9.8
EPSS 0.0159
EPSS Percentile 81.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

Status published
Products (5)
apple/ipados < 16.6
apple/iphone_os < 16.6
apple/macos < 14.0
apple/tvos < 17.0
apple/watchos < 10.0
Published Sep 27, 2023
Tracked Since Feb 18, 2026