CVE-2008-6984 Information

Description

Plesk 8.6.0 when short mail login names (SHORTNAMES) are enabled allows remote attackers to bypass authentication and send spam e-mail via a message with (1) a base64-encoded username that begins with a valid shortname or (2) a username that matches a valid password as demonstrated using (a) SMTP and qmail and (b) Courier IMAP and POP3.

Reference

http://www.osvdb.org/51652 http://www.securityfocus.com/archive/1/495881 http://www.securityfocus.com/bid/30956 http://www.securitytracker.com/id?1020801 https://exchange.xforce.ibmcloud.com/vulnerabilities/44856