The remote host is running a version of PHP that is older than 4.4.4 or 5.1.5. This version is reported vulnerable to several flaws that may allow an attacker with the right to execute PHP scripts the ability to execute arbitrary code. Executed code would be run with the permissions of the web server process.
Binary data 3732.prm
bugs.php.net/38112
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4481
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4482
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4483
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4484
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4485
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4486
php.net/ChangeLog-4.php
php.net/ChangeLog-5.php