ID

VAR-201702-0866

CVE

CVE-2017-2352

TITLE

Apple iOS and watchOS of "iPhone Unlock by " Vulnerability that bypasses wrist-worn protection mechanisms in components

DESCRIPTION

An issue was discovered in certain Apple products. iOS before 10.2.1 is affected. watchOS before 3.1.3 is affected. The issue involves the "Unlock with iPhone" component, which allows attackers to bypass the wrist-presence protection mechanism and unlock a Watch device via unspecified vectors. Apple iOS and watchOS are prone to a security bypass vulnerability. Attackers can exploit this issue to bypass security restrictions and perform unauthorized actions. Apple iOS is an operating system developed for mobile devices; Apple watchOS is an operating system for smart watches. Unlock with iPhone is one of the automatic unlock components. An attacker could exploit this vulnerability to unlock the watch. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 APPLE-SA-2017-01-23-1 iOS 10.2.1 iOS 10.2.1 is now available and addresses the following: Auto Unlock Available for: iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later Impact: Auto Unlock may unlock when Apple Watch is off the user's wrist Description: A logic issue was addressed through improved state management. CVE-2017-2352: Ashley Fernandez of raptAware Pty Ltd Contacts Available for: iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later Impact: Processing a maliciously crafted contact card may lead to unexpected application termination Description: An input validation issue existed in the parsing of contact cards. This issue was addressed through improved input validation. CVE-2017-2368: Vincent Desmurs (vincedes3) Kernel Available for: iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later Impact: An application may be able to execute arbitrary code with kernel privileges Description: A buffer overflow issue was addressed through improved memory handling. CVE-2017-2370: Ian Beer of Google Project Zero Kernel Available for: iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later Impact: An application may be able to execute arbitrary code with kernel privileges Description: A use after free issue was addressed through improved memory management. CVE-2017-2360: Ian Beer of Google Project Zero libarchive Available for: iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later Impact: Unpacking a maliciously crafted archive may lead to arbitrary code execution Description: A buffer overflow issue was addressed through improved memory handling. CVE-2016-8687: Agostino Sarubbo of Gentoo WebKit Available for: iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later Impact: Processing maliciously crafted web content may exfiltrate data cross-origin Description: A prototype access issue was addressed through improved exception handling. CVE-2017-2350: Gareth Heyes of Portswigger Web Security WebKit Available for: iPhone 5 and later, iPad 4th generation and later, 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 through improved memory handling. CVE-2017-2354: Neymar of Tencent's Xuanwu Lab (tencent.com) working with Trend Micro's Zero Day Initiative CVE-2017-2362: Ivan Fratric of Google Project Zero CVE-2017-2373: Ivan Fratric of Google Project Zero WebKit Available for: iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A memory initialization issue was addressed through improved memory handling. CVE-2017-2355: Team Pangu and lokihardt at PwnFest 2016 WebKit Available for: iPhone 5 and later, iPad 4th generation and later, 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 through improved input validation. CVE-2017-2356: Team Pangu and lokihardt at PwnFest 2016 CVE-2017-2366: Kai Kang of Tencent's Xuanwu Lab (tencent.com) CVE-2017-2369: Ivan Fratric of Google Project Zero WebKit Available for: iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later Impact: Processing maliciously crafted web content may exfiltrate data cross-origin Description: Multiple validation issues existed in the handling of page loading. This issue was addressed through improved logic. CVE-2017-2363: lokihardt of Google Project Zero CVE-2017-2364: lokihardt of Google Project Zero WebKit Available for: iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later Impact: A malicious website can open popups Description: An issue existed in the handling of blocking popups. This was addressed through improved input validation. CVE-2017-2371: lokihardt of Google Project Zero WebKit Available for: iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later Impact: Processing maliciously crafted web content may exfiltrate data cross-origin Description: A validation issue existed in variable handling. This issue was addressed through improved validation. CVE-2017-2365: lokihardt of Google Project Zero WiFi Available for: iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later Impact: An activation-locked device can be manipulated to briefly present the home screen Description: An issue existed with handling user input that caused a device to present the home screen even when activation locked. This was addressed through improved input validation. CVE-2017-2351: Sriram (@Sri_Hxor) of Primefort Pvt. Ltd., Hemanth Joseph Additional recognition WebKit hardening We would like to acknowledge Ben Gras, Kaveh Razavi, Erik Bosman, Herbert Bos, and Cristiano Giuffrida of the vusec group at Vrije Universiteit Amsterdam 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 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 "10.2.1". 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----- Comment: GPGTools - https://gpgtools.org iQIcBAEBCgAGBQJYgqLhAAoJEIOj74w0bLRGLBMP/2hLYLM6/FsH/npzPbCouZ3a 7WrIax5GAURyvKmeSHYwbZCyDa+U8RoR83xnm25QxVA0SYiqxYQTLavKkdiwL5dL QJHtbltb3BWF0ctkcN4q9dvA13kapdn7zr1Zp3MyvnqlsIuo5acsl8DwgNapxklP 6NNgLFuUUPDITMRX+CZlndS3ldas9nWBHGUw7FfVQd7+SCj8+u6CBpVm03SPjC4E 9rObbrDg6Ur7RW8sYz5TvfQ+JfL8ZJQgjCNLE99AV5n+y1SzUaW5+WgklmJzwabm P6VFCFI3qMctmiHDFh5Ab9eFCspL1ppl8gCj2+eqxCdi9cVPdiOxGUJXkfzUvLCq d68lHHSasRjoVMacMz9ttpR7IAQpM4L9KYgJ/AbwvOFKn5MkxAJYpbU2DDnlg4UY ZyZ8CqmIfZoEgDFSx4+LcfNeMoB0f0eDClXzCZkLMqyc7ZhRWcDPO7UTXl2l5IN9 1BoOZJ4AB6unI9/JmTz9x1mkfOMatsz3Mlw2aoqfYqhBYH4IMruIoIx9L7VawxY9 IZM1fJhEc1PejgZ48X95suaGm3LHzSqXo9gIcJ42SEevqFaoD96I5S+D1eeBOIe7 yvyQ8APU6W3io9vlfQG7oW+mtHg0uPJY6yLj+79NpvAeVHrFHi1Am+A/4uuEZLjZ toC5axX5Dn1ZXgiVJb2H =6bnQ -----END PGP SIGNATURE-----

AFFECTED PRODUCTS

CVSS

PROBLEMTYPE DATA

THREAT TYPE

local

TYPE

lack of information

CONFIGURATIONS

PATCH

EXTERNAL IDS

REFERENCES

CREDITS

Ashley Fernandez of raptAware Pty Ltd

SOURCES

LAST UPDATE DATE

2025-04-20T21:36:40.713000+00:00

SOURCES UPDATE DATE

SOURCES RELEASE DATE