fwknop before 2.0.3 allow remote authenticated users to cause a denial of service (server crash) or possibly execute arbitrary code.Referenceshttp://www.openwall.com/lists/oss-security/2012/09/19/2http://www.openwall.com/lists/oss-security/2012/09/20/4http://www.cipherdyne.org/blog/2012/09/software-release-fwknop-2.0.3.html