Buffer overflow in atrpui.dll in the Cisco WebEx WRF Player 26.x before 26.49.32 for Windows, 27.x before 27.10.x for Windows, 26.x before 26.49.35 for Mac OS X and Linux, and 27.x before 27.11.8 for Mac OS X and Linux allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted WebEx Recording Format (WRF) file.
https://exchange.xforce.ibmcloud.com/vulnerabilities/54841
http://www.vupen.com/english/advisories/2009/3574
http://www.securityfocus.com/bid/37352
http://www.fortiguard.com/encyclopedia/vulnerability/cisco.webex.player.atrpui.dos.html
http://www.fortiguard.com/advisory/FGA-2009-48.html
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b0a577.shtml
http://tools.cisco.com/security/center/viewAlert.x?alertId=19499