The Javascript API in Adobe Acrobat Professional 7.0.9 and possibly 8.1.1 exposes a dangerous method, which allows remote attackers to execute arbitrary commands or trigger a buffer overflow via a crafted PDF file that invokes app.checkForUpdate with a malicious callback function.
https://exchange.xforce.ibmcloud.com/vulnerabilities/42237
http://www.vupen.com/english/advisories/2008/1966/references
http://www.securityfocus.com/archive/1/491735/100/0/threaded
http://www.adobe.com/support/security/bulletins/apsb08-13.html
http://sunsolve.sun.com/search/document.do?assetkey=1-26-239286-1
http://securitytracker.com/id?1019971