The remote host is missing an update as announced via advisory SSA:2004-278-01.

https://secure1.securityspace.com/smysecure/catid.html?in=SSA:2004-278-01

New getmail packages are available for Slackware 9.1, 10.0 and -current to fix a security issue. If getmail is used as root to deliver to user owned files or directories, it can be made to overwrite system files. More details about this issue may be found in the Common Vulnerabilities and Exposures (CVE) database: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-880 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-881