CVE-2023-40394

LOW

iPadOS < 16.6 - Unprotected User Data Exposure via Environment Variable Validation

Title source: llm

Description

The issue was addressed with improved validation of environment variables. This issue is fixed in iOS 16.6 and iPadOS 16.6. An app may be able to access sensitive user data.

References (1)

Core 1

Core References

Release Notes, Vendor Advisory

https://support.apple.com/en-us/HT213841

Scores

CVSS v3 3.3

EPSS 0.0012

EPSS Percentile 30.0%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-20

Status published

Products (2)

apple/ipados < 16.6

apple/iphone_os < 16.6

Published Jan 10, 2024

Tracked Since Feb 18, 2026