Sometimes poor SUID scripts (shell
or other programs that Set the UserID
to run under another userÂ’s privileges) that perform certain tasks can be run
as root. If the scripts are writeable by an id,
for example, the scripts can be edited and executed.
See Also: id
(identity); Shell.
NMRC. The Hack FAQ. Unix Local Attacks. [Online, 2004.] NMRC Website.
http://www.nmrc.org/pub/faq/hackfaq/hackfaq-29.html.