Another update on land.c and Cisco

security-alert at cisco.com security-alert at cisco.com
Sat Nov 29 05:10:25 UTC 1997


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Yet another version of the Cisco land.c notice has been issued. The
important change here is that the Catalyst 5xxx and 29xx *are* vulnerable
to the land.c attack. The reason we couldn't reproduce the failure was
that our test setup was wrong.

People are working this weekend to develop a fix. We don't know yet
when the fix will be available to customers.

Please read the advisory text before sending any further questions.
It's at

    http://www.cisco.com/warp/public/770/land-pub.shtml

We may be overstaying our welcome for this issue on some of these mailing
lists. Future information will be posted only to BUGTRAQ and to
cisco-specific forums, unless something really earthshaking develops or
there's very strong subscriber demand.

				-- J. Bashinski
				   Cisco Systems PSIRT

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