Buffer overflow in the IMAP daemon (IMAP4d32.exe) for Ipswitch Collaboration Suite (ICS) before 8.15 Hotfix 1 allows remote authenticated users to execute arbitrary code via a long EXAMINE command.

Multiple buffer overflows in WS_FTP Server 5.03 2004.10.14 allow remote attackers to cause a denial of service (service crash) via long (1) SITE, (2) XMKD, (3) MKD, and (4) RNFR commands.

Unknown vulnerability in the Web calendaring component of Ipswitch IMail Server before 8.13 allows remote attackers to cause a denial of service (crash) via "specific content."

Ipswitch WS_FTP Server 4.0.2 allows remote attackers to cause a denial of service (disk consumption) and bypass file size restrictions via a REST command with a large size argument, followed by a STOR of a smaller file.

Stack-based buffer overflow in IPSwitch IMail 8.13 allows remote authenticated users to execute arbitrary code via a long IMAP DELETE command.

Multiple features in Ipswitch IMail Server before 8.13 allow remote attackers to cause a denial of service (crash) via (1) a long sender field to the Queue Manager or (2) a long To field to the Web Messaging component.

Stack-based buffer overflow in Ipswitch IMail Express Web Messaging before 8.05 might allow remote attackers to execute arbitrary code via an HTML message with long "tag text."

Buffer overflow in the Lightweight Directory Access Protocol (LDAP) daemon (iLDAP.exe 3.9.15.10) in Ipswitch IMail Server 8.03 allows remote attackers to cause a denial of service (crash) and execute arbitrary code via an LDAP message with a large tag length.

The HTTP daemon in Ipswitch WhatsUp Gold 8.03 and 8.03 Hotfix 1 allows remote attackers to cause a denial of service (server crash) via a GET request containing an MS-DOS device name, as demonstrated using "prn.htm".

Ipswitch WS_FTP Server 4.0.2 has a backdoor XXSESS_MGRYY username with a default password, which allows remote attackers to gain access.