Best Practical Solutions RT 3.0.0 through 3.6.10, 3.8.0 through 3.8.9, and 4.0.0rc through 4.0.0rc7 allows remote authenticated users to obtain sensitive information by using the search interface, as demonstrated by retrieving encrypted passwords.
blog.bestpractical.com/2011/04/security-vulnerabilities-in-rt.html
lists.bestpractical.com/pipermail/rt-announce/2011-April/000187.html
lists.bestpractical.com/pipermail/rt-announce/2011-April/000188.html
lists.bestpractical.com/pipermail/rt-announce/2011-April/000189.html
secunia.com/advisories/44189
www.debian.org/security/2011/dsa-2220
www.securityfocus.com/bid/47383
www.vupen.com/english/advisories/2011/1071
bugzilla.redhat.com/show_bug.cgi?id=696795
exchange.xforce.ibmcloud.com/vulnerabilities/66793