Ipswitch : Security Vulnerabilities, CVEs, Published In 2001 (Overflow)

Buffer overflow in Web Calendar in Ipswitch IMail 7.04 and earlier allows remote attackers to execute arbitrary code via a long HTTP GET request.

The webmail interface for Ipswitch IMail 7.04 and earlier allows remote authenticated users to cause a denial of service (crash) via a mailbox name that contains a large number of . (dot) or other characters to programs such as (1) readmail.cgi or (2) printmail.cgi, possibly due to a buffer overflow that may allow execution of arbitrary code.

Buffer overflow in IPSwitch IMail SMTP server 6.06 and possibly prior versions allows remote attackers to execute arbitrary code via a long From: header.