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Category:   OS (Other)  >   Apple iOS Vendors:   Apple
Apple iOS Buffer Overflow Lets Local Users Bypass Activation Lock and Passcode Security Controls
SecurityTracker Alert ID:  1037386
SecurityTracker URL:  http://securitytracker.com/id/1037386
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Dec 3 2016
Impact:   User access via local system
Vendor Confirmed:  Yes  Exploit Included:  Yes  
Version(s): 10.1.1
Description:   Two vulnerabilities were reported in Apple iOS. A physically local user can bypass security restrictions.

A physically local user can supply specially crafted WiFi SSID, username, and password parameter values to trigger a buffer overflow and bypass the passcode screen lock and, if activated, the activation lock security feature.

A variation of this vulnerability exists using the screen rotation feature and Night Shift mode.

The original advisory is available at:

http://www.hemanthjoseph.com/2016/11/how-i-bypassed-apples-most-secure-find.html

The advisory for the variation is available at:

https://www.vulnerability-lab.com/get_content.php?id=2018

Hemanth Joseph reported the original vulnerability. Benjamin Kunz Mejri of Vulnerability Laboratory [Research Team] reported the variation.

Impact:   A physically local user can bypass the Activation Lock protections on the target system.
Solution:   The vendor has silently issued a fix for the original vulnerability (10.1.1).

No solution was available at the time of this entry for the variation of the original vulnerability.

Vendor URL:  www.apple.com/ (Links to External Site)
Cause:   Boundary error

Message History:   None.


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