The Administration Service (FMSAdmin.exe) in Macromedia Flash Media Server 2.0 r1145 allows remote attackers to cause a denial of service (application crash) via a malformed request with a single character to port 1111.
https://exchange.xforce.ibmcloud.com/vulnerabilities/23563
http://www.vupen.com/english/advisories/2005/2865
http://www.macromedia.com/devnet/security/security_zone/mpsb05-11.html