CVE-2020-3836

MEDIUM

iPadOS < 13.3.1 - Unauthenticated Kernel Memory Layout Disclosure

Title source: llm
STIX 2.1

Description

An access issue was addressed with improved memory management. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. A malicious application may be able to determine kernel memory layout.

References (4)

Core 4
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/HT210919
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/HT210918
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/HT210921
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/HT210920

Scores

CVSS v3 5.5
EPSS 0.0032
EPSS Percentile 24.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Details

Status published
Products (5)
apple/ipados < 13.3.1
apple/iphone_os < 13.3.1
apple/mac_os_x < 10.15.3
apple/tvos < 13.3.1
apple/watchos < 6.1.2
Published Feb 27, 2020
Tracked Since Feb 18, 2026