ID

VAR-202108-2120

CVE

CVE-2021-30866

TITLE

Vulnerabilities in multiple Apple products

DESCRIPTION

A user privacy issue was addressed by removing the broadcast MAC address. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. A device may be passively tracked by its WiFi MAC address. iPadOS , iOS , macOS Unspecified vulnerabilities exist in multiple Apple products.Information may be obtained. ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by the CVE program. Notes: none. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2021-10-26-10 Additional information for APPLE-SA-2021-09-20-2 watchOS 8 watchOS 8 addresses the following issues. Information about the security content is also available at https://support.apple.com/HT212819. Accessory Manager Available for: Apple Watch Series 3 and later Impact: An application may be able to execute arbitrary code with kernel privileges Description: A memory consumption issue was addressed with improved memory handling. CVE-2021-30837: an anonymous researcher AppleMobileFileIntegrity Available for: Apple Watch Series 3 and later Impact: A local attacker may be able to read sensitive information Description: This issue was addressed with improved checks. CVE-2021-30866: Fabien Duchêne of UCLouvain (Belgium) Entry added October 25, 2021 CoreAudio Available for: Apple Watch Series 3 and later Impact: Processing a malicious audio file may result in unexpected application termination or arbitrary code execution Description: A logic issue was addressed with improved state management. CVE-2021-30834: JunDong Xie of Ant Security Light-Year Lab Entry added October 25, 2021 FaceTime Available for: Apple Watch Series 3 and later Impact: An application with microphone permission may unexpectedly access microphone input during a FaceTime call Description: A logic issue was addressed with improved validation. CVE-2021-30882: Adam Bellard and Spencer Reitman of Airtime Entry added October 25, 2021 FontParser Available for: Apple Watch Series 3 and later Impact: Processing a maliciously crafted font may result in the disclosure of process memory Description: An out-of-bounds read was addressed with improved input validation. CVE-2021-30831: Xingwei Lin of Ant Security Light-Year Lab Entry added October 25, 2021 FontParser Available for: Apple Watch Series 3 and later Impact: Processing a maliciously crafted dfont file may lead to arbitrary code execution Description: This issue was addressed with improved checks. CVE-2021-30840: Xingwei Lin of Ant Security Light-Year Lab Entry added October 25, 2021 FontParser Available for: Apple Watch Series 3 and later Impact: Processing a maliciously crafted dfont file may lead to arbitrary code execution Description: This issue was addressed with improved checks. CVE-2021-30841: Xingwei Lin of Ant Security Light-Year Lab CVE-2021-30842: Xingwei Lin of Ant Security Light-Year Lab CVE-2021-30843: Xingwei Lin of Ant Security Light-Year Lab Foundation Available for: Apple Watch Series 3 and later Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A type confusion issue was addressed with improved memory handling. CVE-2021-30852: Yinyi Wu (@3ndy1) of Ant Security Light-Year Lab Entry added October 25, 2021 ImageIO Available for: Apple Watch Series 3 and later Impact: Processing a maliciously crafted image may lead to arbitrary code execution Description: A memory corruption issue was addressed with improved input validation. CVE-2021-30814: hjy79425575 Entry added October 25, 2021 ImageIO Available for: Apple Watch Series 3 and later Impact: Processing a maliciously crafted image may lead to arbitrary code execution Description: This issue was addressed with improved checks. CVE-2021-30835: Ye Zhang of Baidu Security CVE-2021-30847: Mike Zhang of Pangu Lab Kernel Available for: Apple Watch Series 3 and later Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A race condition was addressed with improved locking. CVE-2021-30857: Zweig of Kunlun Lab libexpat Available for: Apple Watch Series 3 and later Impact: A remote attacker may be able to cause a denial of service Description: This issue was addressed by updating expat to version 2.4.1. CVE-2013-0340: an anonymous researcher Preferences Available for: Apple Watch Series 3 and later Impact: An application may be able to access restricted files Description: A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. CVE-2021-30855: Zhipeng Huo (@R3dF09) and Yuebin Sun (@yuebinsun2020) of Tencent Security Xuanwu Lab (xlab.tencent.com) Preferences Available for: Apple Watch Series 3 and later Impact: A sandboxed process may be able to circumvent sandbox restrictions Description: A logic issue was addressed with improved state management. CVE-2021-30854: Zhipeng Huo (@R3dF09) and Yuebin Sun (@yuebinsun2020) of Tencent Security Xuanwu Lab (xlab.tencent.com) Sandbox Available for: Apple Watch Series 3 and later Impact: A malicious application may be able to modify protected parts of the file system Description: This issue was addressed with improved checks. CVE-2021-30808: Csaba Fitzl (@theevilbit) of Offensive Security Entry added October 25, 2021 WebKit Available for: Apple Watch Series 3 and later Impact: Visiting a maliciously crafted website may reveal a user's browsing history Description: The issue was resolved with additional restrictions on CSS compositing. CVE-2021-30884: an anonymous researcher Entry added October 25, 2021 WebKit Available for: Apple Watch Series 3 and later Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A type confusion issue was addressed with improved state handling. CVE-2021-30818: Amar Menezes (@amarekano) of Zon8Research Entry added October 25, 2021 WebKit Available for: Apple Watch Series 3 and later Impact: An attacker in a privileged network position may be able to bypass HSTS Description: A logic issue was addressed with improved restrictions. CVE-2021-30823: David Gullasch of Recurity Labs Entry added October 25, 2021 WebKit Available for: Apple Watch Series 3 and later Impact: Processing a maliciously crafted audio file may disclose restricted memory Description: An out-of-bounds read was addressed with improved input validation. CVE-2021-30836: Peter Nguyen Vu Hoang of STAR Labs Entry added October 25, 2021 WebKit Available for: Apple Watch Series 3 and later Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A use after free issue was addressed with improved memory management. CVE-2021-30809: an anonymous researcher Entry added October 25, 2021 WebKit Available for: Apple Watch Series 3 and later Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A memory corruption issue was addressed with improved memory handling. CVE-2021-30846: Sergei Glazunov of Google Project Zero WebKit Available for: Apple Watch Series 3 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-2021-30849: Sergei Glazunov of Google Project Zero WebKit Available for: Apple Watch Series 3 and later Impact: Processing maliciously crafted web content may lead to code execution Description: A memory corruption vulnerability was addressed with improved locking. CVE-2021-30851: Samuel Groß of Google Project Zero Wi-Fi Available for: Apple Watch Series 3 and later Impact: An attacker in physical proximity may be able to force a user onto a malicious Wi-Fi network during device setup Description: An authorization issue was addressed with improved state management. CVE-2021-30810: an anonymous researcher Additional recognition Sandbox We would like to acknowledge Csaba Fitzl (@theevilbit) of Offensive Security for their assistance. UIKit We would like to acknowledge an anonymous researcher for their assistance. Installation note: Instructions on how to update your Apple Watch software are available at https://support.apple.com/kb/HT204641 To check the version on your Apple Watch, open the Apple Watch app on your iPhone and select "My Watch > General > About". Alternatively, on your watch, select "My Watch > General > About". 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----- iQIzBAEBCAAdFiEEePiLW1MrMjw19XzoeC9qKD1prhgFAmF4h0EACgkQeC9qKD1p rhjcPxAA0x7qg2GycQ0GJb8VqWSNGGbhKVkwocTvEtOKZmebfdCXWnJ6vycp731f Zz5AtfK1S/SIaQbLLTsZUwuVN9AweRvymsuK3EYCPBupi0hA7G0CQudQ9jFfa70+ cfqW2CLrkZB9FiD0Y6hLRaUR/WczdCeFnD87I4XziqM8JVfPi1YMZ3QndLFR+qoR DOH5cVZQg/EYNuynyIUtLpsbtLCzGiYdkuDb1xozgklY8SYLhOsGP4tbU7ACpbRs 7DEU1laGGByyGz8T3/Z9n7x1589lxDk7VSUPflnv0Fq6FYiahAvKOZQDsAjhs1sI YA4QvtjsEjRq/p/rnElrMYd91e/QuOtixFcYY360YP/FPhHGfBHS7dEko5q/6JwG mGrjm/rHMVfsqSzoLZShdDQrRKz76mW0F2bWWggQqka4GxHtDNGPpYYQJLndQqvu W0RxoYFNBFex39na/nqkVjJNAO1GRFoZy1B0PpjgKbwV3Wn4pGgHcj5ToC15oGUJ 078BFgQW4ucEj59d9hWg0di4JEgFFgph5KwO66BY0LUrHdHVpC5GGccxt1aDXC0j i2uJIlofj/mU1PUBZ0vZ1JP2tDGgEmcKzgStCtYS4ZqK01wA6kKWfF0jpsbFGnXe 57sksI5rtKpbiIiZ4/GRhIQTUNRgIOPoy9rUZnbAtWuUKXWZIrw= =mdve -----END PGP SIGNATURE-----

AFFECTED PRODUCTS

CVSS

PROBLEMTYPE DATA

THREAT TYPE

remote or local

TYPE

other

PATCH

EXTERNAL IDS

REFERENCES

CREDITS

Apple

SOURCES

LAST UPDATE DATE

2024-08-14T13:06:41.478000+00:00

SOURCES UPDATE DATE

SOURCES RELEASE DATE