Unknown vulnerability in the HTTPMail service in MailEnable Professional before 1.6 has unknown impact and attack vectors.

Unknown vulnerability in SMTP authentication for MailEnable allows remote attackers to cause a denial of service (crash).

Buffer overflow in the IMAP service for MailEnable Enterprise 1.04 and earlier and Professional 1.54 allows remote attackers to execute arbitrary code via a long AUTHENTICATE command.

The SMTP service in MailEnable Enterprise 1.04 and earlier and Professional 1.54 and earlier allows remote attackers to cause a denial of service (server crash) via an EHLO command with a Unicode string.

MailEnable Professional Edition before 1.53 and Enterprise Edition before 1.02 allows remote attackers to cause a denial of service (crash) via malformed (1) SMTP or (2) IMAP commands.

Buffer overflow in the IMAP service of MailEnable Professional Edition 1.52 and Enterprise Edition 1.01 allows remote attackers to execute arbitrary code via (1) a long command string or (2) a long string to the MEIMAP service and then terminating the connection.

Buffer overflow in MEHTTPS (HTTPMail) of MailEnable Professional 1.5 through 1.7 allows remote attackers to cause a denial of service (application crash) via a long HTTP GET request.

MailEnable 1.5 015 through 1.5 018 allows remote attackers to cause a denial of service (crash) via a long USER string, possibly due to a buffer overflow.