The ps (/usr/ucb/ps) command on HP Tru64 UNIX 5.1 1885 allows local users to obtain sensitive information, including environment variables of arbitrary processes, via the "auxewww" argument, a similar issue to CVE-1999-1587.
https://exchange.xforce.ibmcloud.com/vulnerabilities/32276
http://www.vupen.com/english/advisories/2007/1654
http://www.securitytracker.com/id?1018005
http://www.securityfocus.com/archive/1/459593/100/200/threaded
http://www.securityfocus.com/archive/1/459275/100/0/threaded
http://www.securityfocus.com/archive/1/459266/100/0/threaded
http://securitytracker.com/id?1017592
http://secunia.com/advisories/25135
http://secunia.com/advisories/24041
http://lists.grok.org.uk/pipermail/full-disclosure/2007-February/052227.html
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c00817515