The remote host is missing an update to sudo announced via advisory MDVSA-2009:033.
To upgrade automatically use MandrakeUpdate or urpmi. The verification of md5 checksums and GPG signatures is performed automatically for you. https://secure1.securityspace.com/smysecure/catid.html?in=MDVSA-2009:033
A vulnerability has been identified in sudo which allowed - depending on the sudoers rules - a sudo-user to execute arbitrary shell commands as root (CVE-2009-0034). The updated packages have been patched to prevent this. Affected: 2008.0, 2008.1, 2009.0