M.Neset KABAKLI

I.Vulnerability
H-Sphere Hosting Control Panel Cross Site Scripting Vulnerability

II.Vendor
Positive Software (www.psoft.net)

III.Affected Systems

• H-Sphere (<= 2.4.3 Patch 8)

IV.About
H-Sphere is a scalable multiserver web hosting control panel that provides
complete hosting automation for Linux, BSD & Win2000/2003 platforms, is easy
to use, and has extensive user interface, billing solution, brandable
resellers, and integrated trouble ticket system.

V.Description
H-Sphere prints login variable in login page without a security control.
It's possible to inject malicious HTML and JavaScript codes to login page by
modifying this variable. An example link provided below.

VI.Exploit
http://cp.example.com/psoft/servlet/psoft.hsphere.CP?action=login&amp;login=[XSS
]

VII.Vulnerability Status

• Vulnerability discovered on 2005-12-29.
• Vendor notified on 2006-01-02.
• Vendor responded on 2006-01-09.
• Patch released on 2006-01-12.

VIII.Workarounds

• Upgrade you system to H-Sphere 2.4.3 Patch 9. Patch 9 is available at
  http://www.psoft.net/HSdocumentation/versions/index.php?v=243p9&amp;p=r

IX.Credits
M.Neset KABAKLI
Wakiza Software Technologies
neset{at}wakiza{dot}com
www.wakiza.com