The 802.1X subsystem in Apple iOS before 8 and Apple TV before 7 does not require strong authentication methods, which allows remote attackers to calculate credentials by offering LEAP authentication from a crafted Wi-Fi AP and then performing a cryptographic attack against the MS-CHAPv1 hash.
http://archives.neohapsis.com/archives/bugtraq/2014-09/0106.html
http://archives.neohapsis.com/archives/bugtraq/2014-09/0107.html
http://archives.neohapsis.com/archives/bugtraq/2014-10/0101.html
http://support.apple.com/kb/HT6441
http://support.apple.com/kb/HT6442
http://www.securityfocus.com/bid/69882
http://www.securityfocus.com/bid/69913
http://www.securitytracker.com/id/1030866
Source: MITRE
Published: 2014-09-18
Updated: 2019-03-08
Type: CWE-310
Base Score: 2.9
Vector: AV:A/AC:M/Au:N/C:P/I:N/A:N
Impact Score: 2.9
Exploitability Score: 5.5
Severity: LOW
Base Score: 5.6
Vector: CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N
Impact Score: 4
Exploitability Score: 1.2
Severity: MEDIUM