mount.vmhgfs in the VMware Host Guest File System (HGFS) in VMware Workstation 7.1.x before 7.1.4, VMware Player 3.1.x before 3.1.4, VMware Fusion 3.1.x before 3.1.3, VMware ESXi 3.5 through 4.1, and VMware ESX 3.0.3 through 4.1 allows guest OS users to determine the existence of host OS files and directories via unspecified vectors.
http://secunia.com/advisories/44840
http://secunia.com/advisories/44904
https://exchange.xforce.ibmcloud.com/vulnerabilities/67813
https://hermes.opensuse.org/messages/8711677
http://www.securitytracker.com/id?1025601
http://www.vmware.com/security/advisories/VMSA-2011-0009.html