The remote host is missing an update to the system as announced in the referenced advisory.
Update your system with the appropriate patches or software upgrades. http://www.kde.org/info/security/advisory-20070730-1.txt http://www.vuxml.org/freebsd/0e43a14d-3f3f-11dc-a79a-0016179b2dd5.html
The following packages are affected: xpdf zh-xpdf ja-xpdf ko-xpdf kdegraphics cups-base gpdf pdftohtml poppler =====
CVSS Base Score: 6.8