|Date: (C)2012-09-20 (M)2017-08-29|
|CVSS Score: 4.6||Access Vector: LOCAL|
|Exploitability Subscore: 3.9||Access Complexity: LOW|
|Impact Subscore: 6.4||Authentication: NONE|
| ||Confidentiality: PARTIAL|
| ||Integrity: PARTIAL|
| ||Availability: PARTIAL|
Apple Mac OS X before 10.7.5 does not properly handle the bNbrPorts field of a USB hub descriptor, which allows physically proximate attackers to execute arbitrary code or cause a denial of service (memory corruption and system crash) by attaching a USB device.