lpsched in IRIX 6.5.13f and earlier allows remote attackers to execute arbitrary commands via shell metacharacters.Referencesftp://patches.sgi.com/support/free/security/advisories/20011003-02-Phttp://www.lsd-pl.net/files/get?IRIX/irx_lpsched2http://www.securityfocus.com/bid/27566