Adobe Flash Player UncompressViaZlibVariant Uninitialized Memory

This Metasploit module exploits an uninitialized memory vulnerability in Adobe Flash Player. The vulnerability occurs in the ByteArray::UncompressViaZlibVariant method, which fails to initialize allocated memory. When using a correct memory layout this vulnerability leads to a ByteArray object corruption, which can be abused to access and corrupt memory. This Metasploit module has been tested successfully on Windows 7 SP1 (32-bit), IE 8 and IE11 with Flash 15.0.0.189.

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