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AUSCERT External Security Bulletin Redistribution
ESB-2019.2742.2
APPLE-SA-2019-7-22-1 iOS 12.4
14 August 2019
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: Apple iOS
Publisher: Apple
Operating System: Apple iOS
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Cross-site Scripting -- Remote with User Interaction
Access Confidential Data -- Remote/Unauthenticated
Unauthorised Access -- Console/Physical
Resolution: Patch/Upgrade
CVE Names: CVE-2019-13118 CVE-2019-8699 CVE-2019-8698
CVE-2019-8690 CVE-2019-8689 CVE-2019-8688
CVE-2019-8687 CVE-2019-8686 CVE-2019-8685
CVE-2019-8684 CVE-2019-8683 CVE-2019-8682
CVE-2019-8681 CVE-2019-8680 CVE-2019-8679
CVE-2019-8678 CVE-2019-8677 CVE-2019-8676
CVE-2019-8673 CVE-2019-8672 CVE-2019-8671
CVE-2019-8669 CVE-2019-8666 CVE-2019-8665
CVE-2019-8663 CVE-2019-8662 CVE-2019-8660
CVE-2019-8658 CVE-2019-8657 CVE-2019-8649
CVE-2019-8648 CVE-2019-8647 CVE-2019-8646
CVE-2019-8644 CVE-2019-8641 CVE-2018-16860
Reference: ESB-2019.2737
Original Bulletin:
https://support.apple.com/en-au/HT210346
Revision History: August 14 2019: Added CVE-2019-9506
July 23 2019: Initial Release
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APPLE-SA-2019-8-13-2 Additional information for
APPLE-SA-2019-7-22-1 iOS 12.4
iOS 12.4 addresses the following:
Bluetooth
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: An attacker in a privileged network position may be able to
intercept Bluetooth traffic (Key Negotiation of Bluetooth - KNOB)
Description: An input validation issue existed in Bluetooth. This
issue was addressed with improved input validation.
CVE-2019-9506: Daniele Antonioli of SUTD, Singapore, Dr. Nils Ole
Tippenhauer of CISPA, Germany, and Prof. Kasper Rasmussen of
University of Oxford, England
Entry added August 13, 2019
Core Data
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: A remote attacker may be able to leak memory
Description: An out-of-bounds read was addressed with improved input
validation.
CVE-2019-8646: Natalie Silvanovich of Google Project Zero
Core Data
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: A remote attacker may be able to cause arbitrary code
execution
Description: A use after free issue was addressed with improved
memory management.
CVE-2019-8647: Samuel Gross and Natalie Silvanovich of Google Project
Zero
Core Data
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: A remote attacker may be able to cause unexpected application
termination or arbitrary code execution
Description: A memory corruption issue was addressed with improved
input validation.
CVE-2019-8660: Samuel GroÃ\x{159} and Natalie Silvanovich of Google Project
Zero
FaceTime
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: A remote attacker may be able to cause arbitrary code
execution
Description: A memory corruption issue was addressed with improved
input validation.
CVE-2019-8648: Tao Huang and Tielei Wang of Team Pangu
Found in Apps
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: A remote attacker may be able to leak memory
Description: This issue was addressed with improved checks.
CVE-2019-8663: Natalie Silvanovich of Google Project Zero
Foundation
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: A remote attacker may be able to cause unexpected application
termination or arbitrary code execution
Description: An out-of-bounds read was addressed with improved input
validation.
CVE-2019-8641: Samuel GroÃ\x{159} and Natalie Silvanovich of Google Project
Zero
Heimdal
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: An issue existed in Samba that may allow attackers to perform
unauthorized actions by intercepting communications between services
Description: This issue was addressed with improved checks to prevent
unauthorized actions.
CVE-2018-16860: Isaac Boukris and Andrew Bartlett of the Samba Team
and Catalyst
libxslt
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: A remote attacker may be able to view sensitive information
Description: A stack overflow was addressed with improved input
validation.
CVE-2019-13118: found by OSS-Fuzz
Messages
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: A remote attacker may cause an unexpected application
termination
Description: A denial of service issue was addressed with improved
validation.
CVE-2019-8665: Michael Hernandez of XYZ Marketing
Profiles
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: A malicious application may be able to restrict access to
websites
Description: A validation issue existed in the entitlement
verification. This issue was addressed with improved validation of
the process entitlement.
CVE-2019-8698: Luke Deshotels, Jordan Beichler, and William Enck of
North Carolina State University; Costin CarabaÈ\x{153} and RÄ\x{131}zvan Deaconescu
of University POLITEHNICA of Bucharest
Quick Look
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: An attacker may be able to trigger a use-after-free in an
application deserializing an untrusted NSDictionary
Description: This issue was addressed with improved checks.
CVE-2019-8662: Natalie Silvanovich and Samuel Gross of Google Project
Zero
Siri
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: A remote attacker may be able to leak memory
Description: An out-of-bounds read was addressed with improved input
validation.
CVE-2019-8646: Natalie Silvanovich of Google Project Zero
Telephony
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: The initiator of a phone call may be able to cause the
recipient to answer a simultaneous Walkie-Talkie connection
Description: A logic issue existed in the answering of phone calls.
The issue was addressed with improved state management.
CVE-2019-8699: Marius Alexandru Boeru (@mboeru) and an anonymous
researcher
UIFoundation
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: Parsing a maliciously crafted office document may lead to an
unexpected application termination or arbitrary code execution
Description: An out-of-bounds read was addressed with improved input
validation.
CVE-2019-8657: riusksk of VulWar Corp working with Trend Micro's Zero
Day Initiative
Wallet
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: A user may inadvertently complete an in-app purchase while on
the lock screen
Description: The issue was addressed with improved UI handling.
CVE-2019-8682: Jeff Braswell (JeffBraswell.com)
WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: Processing maliciously crafted web content may lead to
universal cross site scripting
Description: A logic issue existed in the handling of document loads.
This issue was addressed with improved state management.
CVE-2019-8690: Sergei Glazunov of Google Project Zero
WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: Processing maliciously crafted web content may lead to
universal cross site scripting
Description: A logic issue existed in the handling of synchronous
page loads. This issue was addressed with improved state management.
CVE-2019-8649: Sergei Glazunov of Google Project Zero
WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: Processing maliciously crafted web content may lead to
universal cross site scripting
Description: A logic issue was addressed with improved state
management.
CVE-2019-8658: akayn working with Trend Micro's Zero Day Initiative
WebKit
Available for: iPhone 5s and later, iPad Air and later, and iPod
touch 6th generation and later
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: Multiple memory corruption issues were addressed with
improved memory handling.
CVE-2019-8644: G. Geshev working with Trend Micro's Zero Day
Initiative
CVE-2019-8666: Zongming Wang (ç\x{142}\x{139}å®\x{151}æ\x{152}\x{142}) and Zhe Jin (é\x{135}\x{145}å\x{147}²) from Chengdu
Security Response Center of Qihoo 360 Technology Co. Ltd.
CVE-2019-8669: akayn working with Trend Micro's Zero Day Initiative
CVE-2019-8671: Apple
CVE-2019-8672: Samuel Gross of Google Project Zero
CVE-2019-8673: Soyeon Park and Wen Xu of SSLab at Georgia Tech
CVE-2019-8676: Soyeon Park and Wen Xu of SSLab at Georgia Tech
CVE-2019-8677: Jihui Lu of Tencent KeenLab
CVE-2019-8678: Anthony Lai (@darkfloyd1014) of Knownsec, Ken Wong
(@wwkenwong) of VXRL, Jeonghoon Shin (@singi21a) of Theori, Johnny Yu
(@straight_blast) of VX Browser Exploitation Group, Chris Chan
(@dr4g0nfl4me) of VX Browser Exploitation Group, Phil Mok
(@shadyhamsters) of VX Browser Exploitation Group, Alan Ho (@alan_h0)
of Knownsec, Byron Wai of VX Browser Exploitation, P1umer of ADLab of
Venustech
CVE-2019-8679: Jihui Lu of Tencent KeenLab
CVE-2019-8680: Jihui Lu of Tencent KeenLab
CVE-2019-8681: G. Geshev working with Trend Micro Zero Day Initiative
CVE-2019-8683: lokihardt of Google Project Zero
CVE-2019-8684: lokihardt of Google Project Zero
CVE-2019-8685: akayn, Dongzhuo Zhao working with ADLab of Venustech,
Ken Wong (@wwkenwong) of VXRL, Anthony Lai (@darkfloyd1014) of VXRL,
and Eric Lung (@Khlung1) of VXRL
CVE-2019-8686: G. Geshev working with Trend Micro's Zero Day
Initiative
CVE-2019-8687: Apple
CVE-2019-8688: Insu Yun of SSLab at Georgia Tech
CVE-2019-8689: lokihardt of Google Project Zero
Additional recognition
Game Center
We would like to acknowledge Min (Spark) Zheng and Xiaolong Bai of
Alibaba Inc. for their assistance.
MobileInstallation
We would like to acknowledge Dany Lisiansky (@DanyL931) for their
assistance.
Installation note:
This update is available through iTunes and Software Update on your
iOS device, and will not appear in your computer's Software Update
application, or in the Apple Downloads site. Make sure you have an
Internet connection and have installed the latest version of iTunes
from https://www.apple.com/itunes/
iTunes and Software Update on the device will automatically check
Apple's update server on its weekly schedule. When an update is
detected, it is downloaded and the option to be installed is
presented to the user when the iOS device is docked. We recommend
applying the update immediately if possible. Selecting Don't Install
will present the option the next time you connect your iOS device.
The automatic update process may take up to a week depending on the
day that iTunes or the device checks for updates. You may manually
obtain the update via the Check for Updates button within iTunes, or
the Software Update on your device.
To check that the iPhone, iPod touch, or iPad has been updated:
* Navigate to Settings
* Select General
* Select About. The version after applying this update
will be "iOS 12.4".
Information will also be posted to the Apple Security Updates
web site: https://support.apple.com/kb/HT201222
This message is signed with Apple's Product Security PGP key,
and details are available at:
https://www.apple.com/support/security/pgp/
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===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
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