The remote host is missing an update to php5 announced via advisory DSA 1295-1.

https://secure1.securityspace.com/smysecure/catid.html?in=DSA%201295-1

Several remote vulnerabilities have been discovered in PHP, a server-side, HTML-embedded scripting language, which may lead to the execution of arbitrary code. The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2007-2509 It was discovered that missing input sanitising inside the ftp extension permits an attacker to execute arbitrary FTP commands. This requires the attacker to already have access to the FTP server. CVE-2007-2510 It was discovered that a buffer overflow in the SOAP extension permits the execution of arbitrary code. The oldstable distribution (sarge) doesn't include php5. For the stable distribution (etch) these problems have been fixed in version 5.2.0-8+etch4. For the unstable distribution (sid) these problems have been fixed in version 5.2.2-1. We recommend that you upgrade your PHP packages. Packages for the Sparc