|Date: (C)2009-01-21 (M)2017-10-04|
|CVSS Score: 9.3||Access Vector: NETWORK|
|Exploitability Subscore: 8.6||Access Complexity: MEDIUM|
|Impact Subscore: 10.0||Authentication: NONE|
| ||Confidentiality: COMPLETE|
| ||Integrity: COMPLETE|
| ||Availability: COMPLETE|
Heap-based buffer overflow in Apple QuickTime before 7.6 allows remote attackers to cause a denial of service (application termination) and execute arbitrary code via an AVI movie file with an invalid nBlockAlign value in the _WAVEFORMATEX structure.