From the Debian DSA
Andres Salomon no ticed a problem in the CGI session management of
Ruby, an object-oriented scripting language. CGI::Session's FileStore
(and presumably PStore, but not in Debian woody) implementations store
session information insecurely. They simply create files, ignoring
permission issues. This can lead an attacker who has also shell
access to the webserver to take over a session.
This issue was reported to the Debian bug system
This issue should also affect RHEL2.1
Fedora Core is being handled by bug 130063
this problem should be fixed in 1.6.8-9.EL3.1 and 1.6.4-2.AS21.0.
please confirm it.
This issue is CAN-2004-0755
I can verify your new rpms fix the problem. I'll attach my little
test cgi script.
Created attachment 102862 [details]
If this bug is fixed, the permissions of the ls the script outputs should be
An errata has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.