Add UPDATING information for backdoor and exploit.
Add UPDATING information for backdoor and exploit.

Lambdanaut/crits,HardlyHaki/crits,Lambdanaut/crits,ckane/crits,jhuapl-marti/marti,lakiw/cripts,blaquee/crits,jinverar/crits,cfossace/crits,blaquee/crits,Magicked/crits,cdorer/crits,cfossace/crits,jinverar/crits,jinverar/crits,lakiw/cripts,blaquee/crits,HardlyHaki/crits,ckane/crits,Lambdanaut/crits,dreardon/crits,korrosivesec/crits,cdorer/crits,kaoscoach/crits,cfossace/crits,korrosivesec/crits,blaquee/crits,ckane/crits,DukeOfHazard/crits,lakiw/cripts,Magicked/crits,kaoscoach/crits,jhuapl-marti/marti,korrosivesec/crits,HardlyHaki/crits,kaoscoach/crits,kaoscoach/crits,korrosivesec/crits,cdorer/crits,Magicked/crits,jhuapl-marti/marti,dreardon/crits,HardlyHaki/crits,dreardon/crits,cfossace/crits,Lambdanaut/crits,0x3a/crits,DukeOfHazard/crits,0x3a/crits,jinverar/crits,DukeOfHazard/crits,lakiw/cripts,0x3a/crits,0x3a/crits,cdorer/crits,jhuapl-marti/marti,ckane/crits,DukeOfHazard/crits,dreardon/crits,Magicked/crits