MEDIUM
IOCatalogue in IOKitUser in Apple iOS before 7 allows attackers to cause a denial of service (NULL pointer dereference and device crash) via a crafted application.
http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html
http://lists.apple.com/archives/security-announce/2013/Sep/msg00006.html
Source: MITRE
Published: 2013-09-19
Updated: 2013-10-31
Type: NVD-CWE-Other
Base Score: 4.7
Vector: (AV:L/AC:M/Au:N/C:N/I:N/A:C)
Impact Score: 6.9
Exploitability Score: 3.4
Severity: MEDIUM