PT-2020-11301 · Apple · Ios+3

Gertjan Franken · Published 2020-10-27 · Updated 2021-07-21 · CVE-2019-8774

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions iOS versions prior to 13.1 iPadOS versions prior to 13.1 macOS versions prior to 10.15

Description A resource exhaustion issue was addressed with improved input validation. Parsing a maliciously crafted iBooks file may lead to a persistent denial-of-service.

Recommendations For iOS versions prior to 13.1, update to iOS 13.1 or later. For iPadOS versions prior to 13.1, update to iPadOS 13.1 or later. For macOS versions prior to 10.15, update to macOS Catalina 10.15 or later.

Fix

RCE

Resource Exhaustion

Weakness Enumeration

CWE-20

CWE-400

Related Identifiers

CVE-2019-8774

Affected Products

Ibooks

Ios

Ipados

Apple Macos

References · 4

• https://osv.dev/vulnerability/CVE-2019-8774 · Vendor Advisory
• https://support.apple.com/en-us/HT210634 · Vendor Advisory
• https://support.apple.com/en-us/HT210603 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-8774 · Security Note