CVE-2020-3919

HIGH

iPadOS < 13.4 - Remote Code Execution via Memory Initialization Issue

Title source: llm

Description

A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 13.4 and iPadOS 13.4, macOS Catalina 10.15.4, tvOS 13.4, watchOS 6.2. A malicious application may be able to execute arbitrary code with kernel privileges.

References (4)

Core 4

Core References

Vendor Advisory x_refsource_misc

https://support.apple.com/HT211100

Vendor Advisory x_refsource_misc

https://support.apple.com/HT211102

Vendor Advisory x_refsource_misc

https://support.apple.com/HT211101

Vendor Advisory x_refsource_misc

https://support.apple.com/HT211103

Scores

CVSS v3 7.8

EPSS 0.0139

EPSS Percentile 68.7%

Attack Vector LOCAL

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

Details

CWE

CWE-665

Status published

Products (5)

apple/ipados < 13.4

apple/iphone_os < 13.4

apple/mac_os_x < 10.15.4

apple/tvos < 13.4

apple/watchos < 6.2

Published Apr 01, 2020

Tracked Since Feb 18, 2026