CVE-2020-9876 Information

Description

An out-of-bounds write issue was addressed with improved bounds checking. 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 iTunes 12.10.8 for Windows iCloud for Windows 11.3 iCloud for Windows 7.20. Opening a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution.

CVSS Vector

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

Reference

https://support.apple.com/kb/HT211288 https://support.apple.com/kb/HT211289 https://support.apple.com/kb/HT211290 https://support.apple.com/kb/HT211291 https://support.apple.com/kb/HT211293 https://support.apple.com/kb/HT211294 https://support.apple.com/kb/HT211295 https://support.apple.com/kb/HT211931

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8