rPath Security Advisory: 2010-0034-1 Published: 2010-05-07 Products: rPath Appliance Platform Linux Service 1 rPath Appliance Platform Linux Service 2 rPath Linux 1 rPath Linux 2 Rating: Major Exposure Level Classification: Remote User Deterministic Denial of Service Updated Versions: ntp=conary.rpath.com@rpl:1/4.2.4p8-0.2-1 ntp=conary.rpath.com@rpl:2/4.2.4p8-0.2-1 ntp-utils=conary.rpath.com@rpl:2/4.2.4p8-0.2-1 rPath Issue Tracking System: https://issues.rpath.com/browse/RPL-3193 References: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-3563 Description: In previous versions of NTP, it is possible for remote attackers to cause a denial of service (CPU and bandwidth consumption) by using MODE_PRIVATE to send a spoofed request or response packet that triggers a continuous exchange of MODE_PRIVATE error responses between two NTP daemons. This has been fixed. http://wiki.rpath.com/Advisories:rPSA-2010-0034 Copyright 2010 rPath, Inc. This file is distributed under the terms of the MIT License. A copy is available at http://www.rpath.com/permanent/mit-license.html