The Telephony subsystem in Apple iOS before 9.1 allows attackers to obtain sensitive call-status information via a crafted app.
http://lists.apple.com/archives/security-announce/2015/Oct/msg00002.html
http://www.securityfocus.com/bid/77268
http://www.securitytracker.com/id/1033929
https://support.apple.com/HT205370
Source: MITRE
Published: 2015-10-23
Updated: 2016-12-24
Type: CWE-200
Base Score: 4.3
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N
Impact Score: 2.9
Exploitability Score: 8.6
Severity: MEDIUM