The remote host is missing an update to php5 announced via advisory DSA 2408-1.

https://secure1.securityspace.com/smysecure/catid.html?in=DSA%202408-1

Several vulnerabilities have been discovered in PHP, the web scripting language. The Common Vulnerabilities and Exposures project identifies the following issues: CVE-2011-1072 It was discoverd that insecure handling of temporary files in the PEAR installer could lead to denial of service. CVE-2011-4153 Maksymilian Arciemowicz discovered that a NULL pointer dereference in the zend_strndup() function could lead to denial of service. CVE-2012-0781 Maksymilian Arciemowicz discovered that a NULL pointer dereference in the tidy_diagnose() function could lead to denial of service. CVE-2012-0788 It was discovered that missing checks in the handling of PDORow objects could lead to denial of service. CVE-2012-0831 It was discovered that the magic_quotes_gpc setting could be disabled remotely This update also addresses PHP bugs, which are not treated as security issues in Debian (see README.Debian.security), but which were fixed nonetheless: CVE-2010-4697, CVE-2011-1092, CVE-2011-1148, CVE-2011-1464, CVE-2011-1467 CVE-2011-1468, CVE-2011-1469, CVE-2011-1470, CVE-2011-1657, CVE-2011-3182 CVE-2011-3267 For the stable distribution (squeeze), this problem has been fixed in version 5.3.3-7+squeeze8. For the unstable distribution (sid), this problem has been fixed in version 5.3.10-1. We recommend that you upgrade your php5 packages.