The remote host is missing an update to the system as announced in the referenced advisory.
The following packages are affected: squirrelmail ja-squirrelmail
CVE-2004-1036 Cross-site scripting (XSS) vulnerability in the decoding of encoded text in certain headers in mime.php for SquirrelMail 1.4.3a and earlier, and 1.5.1-cvs before 23rd October 2004, allows remote attackers to execute arbitrary web script or HTML.
CVE-2005-0075 prefs.php in SquirrelMail before 1.4.4, with register_globals enabled, allows remote attackers to inject local code into the SquirrelMail code via custom preference handlers.
CVE-2005-0103 PHP remote code injection vulnerability in webmail.php in SquirrelMail before 1.4.4 allows remote attackers to execute arbitrary PHP code by modifying a URL parameter to reference a URL on a remote web server that contains the code.
CVE-2005-0104 Cross-site scripting (XSS) vulnerability in webmail.php in SquirrelMail before 1.4.4 allows remote attackers to inject arbitrary web script or HTML via certain integer variables.
Solution: Update your system with the appropriate patches or software upgrades.