Unspecified vulnerability in rsh in Sun Microsystems Sun Grid Engine 5.3 before 20060327 and N1 Grid Engine 6.0 before 20060327 allows local users to gain root privileges.
http://www.vupen.com/english/advisories/2006/1155
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102268-1