Unspecified vulnerability in login.pl in LedgerSMB 1.2.0 through 1.2.6 allows remote attackers to bypass authentication and perform certain actions as an arbitrary user via unspecified vectors involving a URL with a redirect parameter value, along with a callback parameter containing an escaped URL that specifies the action.
https://exchange.xforce.ibmcloud.com/vulnerabilities/35507
http://www.vupen.com/english/advisories/2007/2576
http://www.securityfocus.com/bid/24940
http://www.securityfocus.com/archive/1/473993/100/0/threaded
http://www.securityfocus.com/archive/1/473987/100/0/threaded
http://www.ledgersmb.org/node/52
http://sourceforge.net/project/shownotes.php?release_id=523576&group_id=175965