Intrusion Risk Assessment

[<Robert_Huber () bankone com>]

Anyone know of any IDS risk assessment matrixes out there?  I'm looking for something like the following:

Rating                          Severity
1  No Damage                    a.      Not possible to exploit (or)
                                b.      No damage (or)
                                c.      Hoax
                                 
2 Harassment                    a.      Possible damage, unconfirmed (or)
                                b.      Temporarily shuts down services and/or temporarily prevents access to 
information

3 Minor Damage                  a.      Short-term impact (or)
                                b.      Exploit allows access to view files (or)
                                c.      Minimal effort required to recover

4 Moderate Damage               a.      The exploit is easy to perform (or)
                                b.      Important systems can be effected with administrative compromise (or)
                                c.      Exploit allows full access to files (or)
                                d.      Long-term effects, significant effort may be required to recover

5 Heavy Damage          a.      The exploit is easy to perform (and)
                                b.      An exploit will cause severe damage to multiple computers (and/or)
                                c.      Requires reinstallation or recovery from backup


Robert Huber
Bank One Information Security
Phone: 302-282-2234
Pager: 888-646-3502



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