This module exploits a vulnerability found in Mozilla Firefox 3.6. When an array object is configured with a large length value, the reduceRight() method may cause an invalid index being used, allowing arbitrary remote code execution. Please note that the exploit requires a longer amount of time (compare to a typical browser exploit) in order to gain control of the machine.
To display the available options, load the module within the Metasploit console and run the commands 'show options' or 'show advanced':
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