Multiple unspecified scripts in mIRC allow user-assisted remote attackers to execute arbitrary code via the '|' (pipe) shell metacharacter in the name of the song in a .mp3 file.Referenceshttp://securityreason.com/securityalert/3036http://www.securityfocus.com/archive/1/476649/100/0/threadedhttp://lists.grok.org.uk/pipermail/full-disclosure/2007-August/065227.htmlhttp://www.securityfocus.com/archive/1/476283/100/0/threadedhttp://wouter.coekaerts.be/site/security/nowplayinghttp://secunia.com/advisories/26491