CVE-2020-9863

HIGH

iPadOS < 13.6 - Remote Code Execution via Memory Initialization Issue

Title source: llm
STIX 2.1

Description

A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8. An 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/kb/HT211289
Vendor Advisory x_refsource_misc
https://support.apple.com/kb/HT211288
Vendor Advisory x_refsource_misc
https://support.apple.com/kb/HT211290
Vendor Advisory x_refsource_misc
https://support.apple.com/kb/HT211291

Scores

CVSS v3 7.8
EPSS 0.0131
EPSS Percentile 66.8%
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 < 13.6
apple/iphone_os < 13.6
apple/mac_os_x < 10.15.6
apple/tvos < 13.4.8
apple/watchos < 6.2.8
Published Oct 22, 2020
Tracked Since Feb 18, 2026