Ipswitch WhatsUp Professional 2006 only verifies the user's identity via HTTP headers, which allows remote attackers to spoof being a trusted console and bypass authentication by setting HTTP User-Agent header to "Ipswitch/1.0" and the User-Application header to "NmConsole".

NmConsole/Login.asp in Ipswitch WhatsUp Professional 2006 and Ipswitch WhatsUp Professional 2006 Premium generates different error messages in a way that allows remote attackers to enumerate valid usernames. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

Ipswitch WhatsUp Professional 2006 and Ipswitch WhatsUp Professional 2006 Premium allows remote attackers to obtain full path information via 404 error messages. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

Ipswitch WhatsUp Professional 2006 and WhatsUp Professional 2006 Premium allows remote attackers to obtain source code for scripts via a trailing dot in a request to NmConsole/Login.asp.

NmConsole/DeviceSelection.asp in Ipswitch WhatsUp Professional 2006 and WhatsUp Professional 2006 Premium allows remote attackers to redirect users to other websites via the (1) sCancelURL and possibly (2) sRedirectUrl parameters.

NmConsole/utility/RenderMap.asp in Ipswitch WhatsUp Professional 2006 and WhatsUp Professional 2006 Premium allows remote attackers to obtain sensitive information about network nodes via a modified nDeviceGroupID parameter.

Multiple cross-site scripting (XSS) vulnerabilities in IPswitch WhatsUp Professional 2006 and WhatsUp Professional 2006 Premium allow remote attackers to inject arbitrary web script or HTML via the (1) sDeviceView or (2) nDeviceID parameter to (a) NmConsole/Navigation.asp or (3) sHostname parameter to (b) NmConsole/ToolResults.asp.

Multiple cross-site scripting (XSS) vulnerabilities in IPswitch WhatsUp Professional 2006 and WhatsUp Professional 2006 Premium allow remote attackers to inject arbitrary web script or HTML via unknown vectors in (1) NmConsole/Tools.asp and (2) NmConsole/DeviceSelection.asp. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

NmService.exe in Ipswitch WhatsUp Professional 2006 allows remote attackers to cause a denial of service (CPU consumption) via crafted requests to Login.asp, possibly involving the (1) "In]" and (2) "b;tnLogIn" parameters, or (3) malformed btnLogIn parameters, possibly involving missing "[" (open bracket) or "[" (closing bracket) characters, as demonstrated by "&btnLogIn=[Log&In]=&" or "&b;tnLogIn=[Log&In]=&" in the URL. NOTE: due to the lack of diagnosis by the original researcher, the precise nature of the vulnerability is unclear.

Buffer overflow in the IMAP daemon in Ipswitch Collaboration Suite 2006.02 and earlier allows remote authenticated users to execute arbitrary code via a long FETCH command.