VShieldCheck in McAfee VirusScan for Mac (Virex) before 7.7 patch 1 allow local users to change permissions of arbitrary files via a symlink attack on /Library/Application Support/Virex/VShieldExclude.txt, as demonstrated by symlinking to the root crontab file to execute arbitrary commands.
osvdb.org/33797
secunia.com/advisories/24337
securityreason.com/securityalert/2342
www.securityfocus.com/archive/1/461485/100/0/threaded
www.securityfocus.com/bid/22744
www.securitytracker.com/id?1017707
www.vupen.com/english/advisories/2007/0777
exchange.xforce.ibmcloud.com/vulnerabilities/32729
knowledge.mcafee.com/SupportSite/dynamickc.do?externalId=518722&sliceId=SAL_Public&command=show&forward=nonthreadedKC&kcId=518722