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From: Wade Maxfield <maxfield@ctelcom.net> > Many thanks to the moderator who pointed out errors and suggested the > correct information on this post. Over half the ideas are due to him. ;) > 1. Programs put data in local variables in functions. These variables > are on the computer stack....

Many thanks to the moderator who pointed out errors and suggested the correct information on this post. Over half the ideas are due to him. ;) Don't forget this is about writing your own daemon or TCP program. Some of the ideas here will not happen with today's software that has been hardened. It is presented to prevent your software from being taken advantage of. Most often,

While sudo is used to give fairly trusted users the ability to run programs with root privs, there exists a hole in the one in the RedHat contrib directory (sudo 1.5.9.p4) which allows a minimally trusted user to obtain full root access and privilege. If a user is given the opportunity to run any program, that user can fool sudo and obtain any level of privilege for any executable. Assume

# HG changeset patch # User Hollis Blanchard <hollisb@us.ibm.com> # Date 1158780052 18000 # Node ID f7d90f962967a5a94fce0c04f8fcac449f36344f # Parent 041be3f6b38e05f904d240630c18cadb1259317b [XEND] Remove hard tabs. Signed-off-by: Hollis Blanchard <hollisb@us.ibm.com> diff -r 041be3f6b38e -r f7d90f962967 tools/python/xen/xend/XendDomainInfo.py ---

I did not understand the man pages for sudo and incorrectly interpreted the results. I interpreted the ALL to apply to all commands defined in the sudoers file. Basically, I'm an idiot, but here is the chain I followed, and the correct interpretation. In the man pages on sudo, it says the following: A User_List is made up of one or more usernames, uids (prefixed with