ZOHO ManageEngine ADSelfService Plus before 4.5 Build 4500 allows remote attackers to reset user passwords, and consequently obtain access to arbitrary user accounts, by providing a user id to accounts/ValidateUser, and then providing a new password to accounts/ResetResult.
secunia.com/advisories/43241
securityreason.com/securityalert/8089
www.coresecurity.com/content/zoho-manageengine-vulnerabilities
www.osvdb.org/70869
www.securityfocus.com/archive/1/516396/100/0/threaded
www.securityfocus.com/bid/46331
www.vupen.com/english/advisories/2011/0392
exchange.xforce.ibmcloud.com/vulnerabilities/65348