monotone before 0.48.1, when configured to allow remote commands, allows remote attackers to cause a denial of service (crash) via an empty argument to the mtn command.
https://exchange.xforce.ibmcloud.com/vulnerabilities/62758
http://www.vupen.com/english/advisories/2010/2910
http://www.securityfocus.com/bid/44383
http://secunia.com/advisories/42177
http://secunia.com/advisories/41960
http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00005.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050484.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050468.html