ID

VAR-201912-0109

CVE

CVE-2019-8793

TITLE

plural Apple Updates to product vulnerabilities

DESCRIPTION

A consistency issue existed in deciding when to show the screen recording indicator. The issue was resolved with improved state management. This issue is fixed in iOS 13.2 and iPadOS 13.2. A local user may be able to record the screen without a visible screen recording indicator. Apple Has released an update for each product.The expected impact depends on each vulnerability, but can be affected as follows: * * information leak * * User impersonation * * Arbitrary code execution * * UI Spoofing * * Insufficient access restrictions * * Service operation interruption (DoS) * * Privilege escalation * * Memory corruption * * Authentication bypass. Both Apple iOS and Apple iPadOS are products of Apple (Apple). Apple iOS is an operating system developed for mobile devices. Apple iPadOS is an operating system for iPad tablets. A security vulnerability exists in Screen Recording in Apple iOS versions prior to 13.2 and Apple iPadOS versions prior to 13.2. An attacker could exploit this vulnerability to bypass security restrictions. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2019-10-29-1 iOS 13.2 and iPadOS 13.2 iOS 13.2 and iPadOS 13.2 are now available and address the following: 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. 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. 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. 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-2019-8793: Ryan Jenkins of Lake Forrest Prep School 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 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: an anonymous researcher 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 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 Jann Horn of Google Project Zero for their assistance. 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. 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 13.2 and iPadOS 13.2". 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/ -----BEGIN PGP SIGNATURE----- iQJdBAEBCABHFiEEM5FaaFRjww9EJgvRBz4uGe3y0M0FAl24p5UpHHByb2R1Y3Qt c2VjdXJpdHktbm9yZXBseUBsaXN0cy5hcHBsZS5jb20ACgkQBz4uGe3y0M3v+g/+ Mffrv0Z/ZyoODELKoxbPFVk0AsQoZoOk5k2h84WaUyA9hJ007Ptv2ENTAU6xIOf4 F1ksBThWEeDJ/ucvJBbE5+V+F+8AkOhRLvvBvoH+u8x2vhUQK3Li5ojCgBptEHWU BnCFBHpbYXKxlyudqGfK3lLv3LChkNQpteYIB3asnY9H2uxHeofus8pOtGWuiG50 n8jdM8TriFlPamPOtHCvRT09j5OYOsZpS6eVFey6nWaWhaYQfbo0gk4cBaTjzmUW 4NvWYbxK9w/OmQN/QXdJ+H3cLqPhWBh5pmXrWlZTCYXlkD9XggsQL1/P7chkS/gp LdmG1VktxfWQQtfvwtzB2en3Xwd4xnkOcEcCdEIanQushCTagGNjNJN6a6PQy5lh FUHT8bDHBHV1bsirxGhV8lPk9byghCwcoC69ptCfPohDAVr20nVrPoxklWDlVYiC C3tbp2obFI2IV6LKPD4DUyPUo/VOv33j9+en8stZghLF7IuTJYm7V7PMuauxmXX4 wxrhDmrrA/H3GHeP/qHTlb0TcUurP3PoLU1GRn1djDccL607Gd49ezrvTIQxpU8N ZzgAdXeNgy3vjR88w6ZqUmpNWN8WItfwWQ7cRV+CiFGywcA+J23mzUWUNyYVLHUv /NnyM25nIe8IOrwFa2S/PaaMFr2fCvZeUkuG2/IYFh0= =QoQv -----END PGP SIGNATURE-----

AFFECTED PRODUCTS

CVSS

PROBLEMTYPE DATA

THREAT TYPE

local

TYPE

input validation error

CONFIGURATIONS

PATCH

EXTERNAL IDS

REFERENCES

CREDITS

Apple

SOURCES

LAST UPDATE DATE

2024-08-14T12:47:34.902000+00:00

SOURCES UPDATE DATE

SOURCES RELEASE DATE