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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.1694 APPLE-SA-2019-5-13-1 iOS 12.3 14 May 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Apple iOS Publisher: Apple Operating System: Apple iOS Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Root Compromise -- Remote with User Interaction Increased Privileges -- Remote with User Interaction Access Privileged Data -- Remote with User Interaction Modify Arbitrary Files -- Existing Account Denial of Service -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2019-8637 CVE-2019-8630 CVE-2019-8628 CVE-2019-8626 CVE-2019-8623 CVE-2019-8622 CVE-2019-8620 CVE-2019-8619 CVE-2019-8617 CVE-2019-8615 CVE-2019-8613 CVE-2019-8611 CVE-2019-8610 CVE-2019-8609 CVE-2019-8608 CVE-2019-8607 CVE-2019-8605 CVE-2019-8602 CVE-2019-8601 CVE-2019-8600 CVE-2019-8599 CVE-2019-8598 CVE-2019-8597 CVE-2019-8596 CVE-2019-8595 CVE-2019-8594 CVE-2019-8593 CVE-2019-8591 CVE-2019-8587 CVE-2019-8586 CVE-2019-8585 CVE-2019-8584 CVE-2019-8583 CVE-2019-8577 CVE-2019-8576 CVE-2019-8574 CVE-2019-8571 CVE-2019-8568 CVE-2019-8560 CVE-2019-6237 Reference: ESB-2019.1032 ESB-2019.0991 ESB-2019.0990 ESB-2019.0989 Original Bulletin: https://support.apple.com/en-au/HT210118 - --------------------------BEGIN INCLUDED TEXT-------------------- APPLE-SA-2019-5-13-1 iOS 12.3 iOS 12.3 is now available and addresses the following: AppleFileConduit Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th 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-2019-8593: Dany Lisiansky (@DanyL931) Contacts Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: A malicious application may be able to read restricted memory Description: An input validation issue was addressed with improved input validation. CVE-2019-8598: Omer Gull of Checkpoint Research CoreAudio Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: Processing a maliciously crafted movie file may lead to arbitrary code execution Description: An out-of-bounds read was addressed with improved input validation. CVE-2019-8585: riusksk of VulWar Corp working with Trend Micro's Zero Day Initiative Disk Images Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: A malicious application may be able to read restricted memory Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2019-8560: Nikita Pupyshev of Bauman Moscow State Technological University Kernel Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: A malicious application may be able to execute arbitrary code with system privileges Description: A use after free issue was addressed with improved memory management. CVE-2019-8605: Ned Williamson working with Google Project Zero Kernel Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: A local user may be able to cause unexpected system termination or read kernel memory Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2019-8576: Brandon Azad of Google Project Zero, unho Jang and Hanul Choi of LINE Security Team Kernel Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: An application may be able to cause unexpected system termination or write kernel memory Description: A type confusion issue was addressed with improved memory handling. CVE-2019-8591: Ned Williamson working with Google Project Zero Lock Screen Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: A person with physical access to an iOS device may be able to see the email address used for iTunes Description: A logic issue was addressed with improved restrictions. CVE-2019-8599: Jeremy Pera-Lopez (aka Radio) of the University of North Florida Mail Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: Processing a maliciously crafted message may lead to a denial of service Description: An input validation issue was addressed with improved input validation. CVE-2019-8626: Natalie Silvanovich of Google Project Zero Mail Message Framework Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation 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-2019-8613: Natalie Silvanovich of Google Project Zero MobileInstallation Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: A local user may be able to modify protected parts of the file system Description: A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. CVE-2019-8568: Dany Lisiansky (@DanyL931) MobileLockdown Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: A malicious application may be able to gain root privileges Description: An input validation issue was addressed with improved input validation. CVE-2019-8637: Dany Lisiansky (@DanyL931) Photos Storage Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: A sandboxed process may be able to circumvent sandbox restrictions Description: An access issue was addressed with additional sandbox restrictions. CVE-2019-8617: an anonymous researcher SQLite Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: An application may be able to gain elevated privileges Description: An input validation issue was addressed with improved memory handling. CVE-2019-8577: Omer Gull of Checkpoint Research SQLite Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: A maliciously crafted SQL query may lead to arbitrary code execution Description: A memory corruption issue was addressed with improved input validation. CVE-2019-8600: Omer Gull of Checkpoint Research SQLite Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: A malicious application may be able to read restricted memory Description: An input validation issue was addressed with improved input validation. CVE-2019-8598: Omer Gull of Checkpoint Research SQLite Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: A malicious application may be able to elevate privileges Description: A memory corruption issue was addressed by removing the vulnerable code. CVE-2019-8602: Omer Gull of Checkpoint Research Status Bar Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: The lock screen may show a locked icon after unlocking Description: The issue was addressed with improved UI handling. CVE-2019-8630: Jon M. Morlan StreamingZip Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: A local user may be able to modify protected parts of the file system Description: A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. CVE-2019-8568: Dany Lisiansky (@DanyL931) sysdiagnose Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th 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-2019-8574: Dayton Pidhirney (@_watbulb) of Seekintoo (@seekintoo) WebKit Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: Processing maliciously crafted web content may result in the disclosure of process memory Description: An out-of-bounds read was addressed with improved input validation. CVE-2019-8607: Junho Jang and Hanul Choi of LINE Security Team WebKit Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th 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-2019-6237: G. Geshev working with Trend Micro Zero Day Initiative, Liu Long of Qihoo 360 Vulcan Team CVE-2019-8571: 01 working with Trend Micro's Zero Day Initiative CVE-2019-8583: sakura of Tencent Xuanwu Lab, jessica (@babyjess1ca_) of Tencent Keen Lab, and dwfault working at ADLab of Venustech CVE-2019-8584: G. Geshev of MWR Labs working with Trend Micro Zero Day Initiative CVE-2019-8586: an anonymous researcher CVE-2019-8587: G. Geshev working with Trend Micro Zero Day Initiative CVE-2019-8594: Suyoung Lee and Sooel Son of KAIST Web Security & Privacy Lab and HyungSeok Han and Sang Kil Cha of KAIST SoftSec Lab CVE-2019-8595: G. Geshev from MWR Labs working with Trend Micro Zero Day Initiative CVE-2019-8596: Wen Xu of SSLab at Georgia Tech CVE-2019-8597: 01 working with Trend Micro Zero Day Initiative CVE-2019-8601: Fluoroacetate working with Trend Micro's Zero Day Initiative CVE-2019-8608: G. Geshev working with Trend Micro Zero Day Initiative CVE-2019-8609: Wen Xu of SSLab, Georgia Tech CVE-2019-8610: Anonymous working with Trend Micro Zero Day Initiative CVE-2019-8611: Samuel GroÃ\x{159} of Google Project Zero CVE-2019-8615: G. Geshev from MWR Labs working with Trend Micro's Zero Day Initiative CVE-2019-8619: Wen Xu of SSLab at Georgia Tech and Hanqing Zhao of Chaitin Security Research Lab CVE-2019-8622: Samuel GroÃ\x{159} of Google Project Zero CVE-2019-8623: Samuel GroÃ\x{159} of Google Project Zero CVE-2019-8628: Wen Xu of SSLab at Georgia Tech and Hanqing Zhao of Chaitin Security Research Lab Wi-Fi Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation Impact: A device may be passively tracked by its WiFi MAC address Description: A user privacy issue was addressed by removing the broadcast MAC address. CVE-2019-8620: David Kreitschmann and Milan Stute of Secure Mobile Networking Lab at Technische Universität Darmstadt Additional recognition Clang We would like to acknowledge Brandon Azad of Google Project Zero for their assistance. CoreFoundation We would like to acknowledge Vozzie and Rami and m4bln, Xiangqian Zhang, Huiming Liu of Tencent's Xuanwu Lab for their assistance. Kernel We would like to acknowledge Brandon Azad of Google Project Zero and an anonymous researcher for their assistance. MediaLibrary We would like to acknowledge Angel Ramirez and Min (Spark) Zheng, Xiaolong Bai of Alibaba Inc. for their assistance. MobileInstallation We would like to acknowledge Yigit Can YILMAZ (@yilmazcanyigit) for their assistance. Safari We would like to acknowledge Ben Guild (@benguild) 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 12.3". Information will also be posted to the Apple Security Updates web site: https://support.apple.com/kb/HT201222 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. 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On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXNtK1GaOgq3Tt24GAQi2rw/+I0caE+dEI92PH7KfTBBcSC/iuW83w6ry Zv7ZyQ3Jae3hOQAQvLkcR8EwVoLI3ezUo/ZuUPf3Oa4Bl2yHyCO0tlmM/+2xElaq 9Ocfg89NoO4qRflKuSqhJ2x8UEj034D39GVa4hn9XB91+Qa7N/XOhU9nMgPtfWVs uFRWlP2NEzJen17EiUMDpEZkk82Goo3YEw2tQ1fPgjHPJVVPvne21IhwGvjq7PQ1 rMbPGMCSBWn+dqvS3/uqJOCtJy2W0pkcNiN4HOhnB/udMuLHkJOjtak/72o3EYCs aHTUej3h17jJvyCcAB1696LWaBqs5kMLs3UJekDLP+rMhODKKHXFzcu/lynyY6C2 ICFqXDxag6aPAlPtU2GPah81VPlM/6bzhGGHyi/rv64TN7Lt3/2Ifi0q7RDM3TDD zlplmrLq0qmmtMbOe+gPYctNecskENgQMVLkfp/vld/R6ie885CauBvbpqTkuNJD wDFLi32Dc5rer+HuTjW15j9CYJLVjwEe700qsFox2PPTVjoDPve5Fqwzw5OMNgBm 9U3lp2Rywplmd4DbG/GUMG/jOfAsEn1k88INjYgL0ceW1pH3RVmhJEEBW7WLugst k2l/wNiEnpnBin5XJCN4BjraTOf3/RcXJIKd20TLFzkfrcg+s0pqqVee7tgOLuIG KgN7eeooFZw= =Eav7 -----END PGP SIGNATURE-----