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://pear.php.net/advisory20091114-01.txt http://www.vuxml.org/freebsd/56ba8728-f987-11de-b28d-00215c6a37bb.html

The following packages are affected: pear-Net_Ping pear-Net_Traceroute CVE-2009-4024 Argument injection vulnerability in the ping function in Ping.php in the Net_Ping package before 2.4.5 for PEAR allows remote attackers to execute arbitrary shell commands via the host parameter. CVE-2009-4025 Argument injection vulnerability in the traceroute function in Traceroute.php in the Net_Traceroute package before 0.21.2 for PEAR allows remote attackers to execute arbitrary shell commands via the host parameter. NOTE: some of these details are obtained from third party information.