# nessus_cleaner.rc
# Author: m-1-k-3 (Web: http://www.s3cur1ty.de / Twitter: @s3cur1ty_de)
#
# after importing the nesssus results, typically we have lots of mess in our vuln database
# cause we dont use the vuln infos which just have a Nessus ID (NSS) we could clean them out
# of our database

<ruby>
# having a counter is nice
count = 0

#we look in the global datastore for a global VERBOSE option and use it
if (framework.datastore['VERBOSE'] == "true")
        verbose = 1
else
        verbose = 0
end

# Test and see if we have a database connected
begin
        framework.db.hosts
rescue ::ActiveRecord::ConnectionNotEstablished
        print_error("Database connection isn't established")
        return
end


if (framework.db.workspace.vulns.size > 0)
	print_line("starting with #{framework.db.workspace.vulns.size} vulnerabilities")
end

framework.db.workspace.vulns.each do |vuln|
	next if (vuln.refs.to_s !~ /NSS/)
	next if (vuln.refs.size > 1)
	if (verbose == 1)
		print_line("#{vuln.refs.to_s}")
		print_line("deleting Nessus stuff ...")
	end
	vuln.destroy
	count = count +1
end
print_line("cleaned out #{count} vulnerabilities, results with #{framework.db.workspace.vulns.size} vulnerabilities")
</ruby>