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Vulnerability Assessment Details

CSCds04747

Vulnerability Assessment Summary
Uses SNMP to determine if a flaw is present

Detailed Explanation for this Vulnerability Assessment

Cisco IOS Software contains a flaw that permits the successful
prediction of TCP Initial Sequence Numbers.

This vulnerability is present in all released versions of Cisco IOS
software running on Cisco routers and switches. It only affects the
security of TCP connections that originate or terminate on the
affected Cisco device itself
it does not apply to TCP traffic
forwarded through the affected device in transit between two other
hosts.

This vulnerability is documented as Cisco bug ID CSCds04747.

Solution :
http://www.cisco.com/warp/public/707/ios-tcp-isn-random-pub.shtml
Network Security Threat Level: Medium

*** As Nessus solely relied on the banner of the remote host
*** this might be a false positive

Networks Security ID: 2682

Vulnerability Assessment Copyright: This script is (C) 2002 Renaud Deraison

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