The sso_util program in Single Sign-On in Apple Mac OS X before 10.5.3 places passwords on the command line, which allows local users to obtain sensitive information by listing the process.
https://exchange.xforce.ibmcloud.com/vulnerabilities/42725
http://www.vupen.com/english/advisories/2008/1697
http://www.us-cert.gov/cas/techalerts/TA08-150A.html
http://www.securityfocus.com/bid/29520
http://www.securityfocus.com/bid/29412
http://securitytracker.com/id?1020142
http://secunia.com/advisories/30430
http://lists.apple.com/archives/security-announce/2008//May/msg00001.html