K7 Antivirus Premium before 15.1.0.53 allows local users to write to arbitrary memory locations, and consequently gain privileges, via a specific set of IOCTL calls.
In K7 Antivirus Premium before 15.1.0.53, user-controlled input to the K7Sentry device is not sufficiently authenticated: a local user with a LOW integrity process can access a raw hard disk by sending a specific IOCTL.
In K7 Antivirus 15.1.0306, the driver file (K7Sentry.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x95002578.
In K7 Antivirus 15.1.0306, the driver file (K7Sentry.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x950025b0.
In K7 Antivirus 15.1.0306, the driver file (K7FWHlpr.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x83002168.
In K7 Antivirus 15.1.0306, the driver file (K7Sentry.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x95002610.