The remote host is missing an update as announced via advisory SSA:2004-077-01.
Upgraded OpenSSL packages are available for Slackware 8.1, 9.0, 9.1, and -current. These fix two potential denial-of-service issues in earlier versions of OpenSSL. We recommend sites that use OpenSSL upgrade to the fixed packages right away. 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=CVE-2004-0079 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2004-0112