About the security content of iOS 13.2 and iPadOS 13.2

This document describes the security content of iOS 13.2 and iPadOS 13.2.

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iOS 13.2 and iPadOS 13.2

Released October 28, 2019

Accounts

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: A remote attacker may be able to leak memory

Description: An out-of-bounds read was addressed with improved input validation.

CVE-2019-8787: Steffen Klee of Secure Mobile Networking Lab at Technische Universität Darmstadt

App Store

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: A local attacker may be able to login to the account of a previously logged in user without valid credentials.

Description: An authentication issue was addressed with improved state management.

CVE-2019-8803: Kiyeon An, 차민규 (CHA Minkyu)

Associated Domains

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: Improper URL processing may lead to data exfiltration

Description: An issue existed in the parsing of URLs. This issue was addressed with improved input validation.

CVE-2019-8788: Juha Lindstedt of Pakastin, Mirko Tanania, Rauli Rikama of Zero Keyboard Ltd

Audio

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: An application may be able to execute arbitrary code with system privileges

Description: A memory corruption issue was addressed with improved memory handling.

CVE-2019-8785: Ian Beer of Google Project Zero

CVE-2019-8797: 08Tc3wBB working with SSD Secure Disclosure

AVEVideoEncoder

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: An application may be able to execute arbitrary code with system privileges

Description: A memory corruption issue was addressed with improved memory handling.

CVE-2019-8795: 08Tc3wBB working with SSD Secure Disclosure

Books

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: Parsing a maliciously crafted iBooks file may lead to disclosure of user information

Description: A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks.

CVE-2019-8789: Gertjan Franken of imec-DistriNet, KU Leuven

Contacts

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: Processing a maliciously contact may lead to UI spoofing

Description: An inconsistent user interface issue was addressed with improved state management.

CVE-2017-7152: Oliver Paukstadt of Thinking Objects GmbH (to.com)

File System Events

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: An application may be able to execute arbitrary code with system privileges

Description: A memory corruption issue was addressed with improved memory handling.

CVE-2019-8798: ABC Research s.r.o. working with Trend Micro's Zero Day Initiative

Graphics Driver

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: An application may be able to execute arbitrary code with system privileges

Description: A memory corruption issue was addressed with improved memory handling.

CVE-2019-8784: Vasiliy Vasilyev and Ilya Finogeev of Webinar, LLC

Kernel

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: An application may be able to read restricted memory

Description: A validation issue was addressed with improved input sanitization.

CVE-2019-8794: 08Tc3wBB working with SSD Secure Disclosure

Kernel

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: An application may be able to execute arbitrary code with kernel privileges

Description: A memory corruption issue was addressed with improved memory handling.

CVE-2019-8786: Wen Xu of Georgia Tech, Microsoft Offensive Security Research Intern

Entry updated November 18, 2019

Kernel

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: An application may be able to execute arbitrary code with kernel privileges

Description: A memory corruption vulnerability was addressed with improved locking.

CVE-2019-8829: Jann Horn of Google Project Zero

Entry added November 8, 2019

Setup Assistant

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: An attacker in physical proximity may be able to force a user onto a malicious Wi-Fi network during device setup

Description: An inconsistency in Wi-Fi network configuration settings was addressed.

CVE-2019-8804: Christy Philip Mathew of Zimperium, Inc

Screen Recording

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: A local user may be able to record the screen without a visible screen recording indicator

Description: A consistency issue existed in deciding when to show the screen recording indicator. The issue was resolved with improved state management.

CVE-2019-8793: Ryan Jenkins of Lake Forrest Prep School

WebKit

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: Processing maliciously crafted web content may lead to universal cross site scripting

Description: A logic issue was addressed with improved state management.

CVE-2019-8813: an anonymous researcher

WebKit

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: Processing maliciously crafted web content may lead to arbitrary code execution

Description: Multiple memory corruption issues were addressed with improved memory handling.

CVE-2019-8782: Cheolung Lee of LINE+ Security Team

CVE-2019-8783: Cheolung Lee of LINE+ Graylab Security Team

CVE-2019-8808: found by OSS-Fuzz

CVE-2019-8811: Soyeon Park of SSLab at Georgia Tech

CVE-2019-8812: JunDong Xie of Ant-financial Light-Year Security Lab

CVE-2019-8814: Cheolung Lee of LINE+ Security Team

CVE-2019-8816: Soyeon Park of SSLab at Georgia Tech

CVE-2019-8819: Cheolung Lee of LINE+ Security Team

CVE-2019-8820: Samuel Groß of Google Project Zero

CVE-2019-8821: Sergei Glazunov of Google Project Zero

CVE-2019-8822: Sergei Glazunov of Google Project Zero

CVE-2019-8823: Sergei Glazunov of Google Project Zero

Entry updated November 18, 2019

WebKit Process Model

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation

Impact: Processing maliciously crafted web content may lead to arbitrary code execution

Description: Multiple memory corruption issues were addressed with improved memory handling.

CVE-2019-8815: Apple

Additional recognition

CFNetwork

We would like to acknowledge Lily Chen of Google for their assistance.

Kernel

We would like to acknowledge Daniel Roethlisberger of Swisscom CSIRT, Jann Horn of Google Project Zero for their assistance.

Entry updated November 8, 2019

WebKit

We would like to acknowledge Dlive of Tencent's Xuanwu Lab and Zhiyi Zhang of Codesafe Team of Legendsec at Qi'anxin Group for their assistance.

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