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VMware Products Shared Folders Directory Traversal Vulnerability

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Release Date:  2008-02-26    Last Update:  2008-03-18    Views:  12,969

Secunia Advisory SA29117

Where:

Local system

Impact:

Security Bypass

Solution Status:

Vendor Patch

CVE Reference(s):

Description


Gerardo Richarte has reported a vulnerability in VMware products, which can be exploited by malicious, local users or malicious applications to bypass certain security restrictions.

The vulnerability is caused due to an input validation error when handling pathnames within a shared folder in a guest OS. This can be exploited to e.g. read or write arbitrary files on the host OS via directory traversal attacks.

This is reportedly related to #5 in:
SA25079

Successful exploitation requires that the shared folders feature is enabled with at least one folder configured for sharing between host and guest.

The vulnerability affects the following products and versions on Windows:
* VMware Workstation 6.0.2 and earlier
* VMware Workstation 5.5.4 and earlier
* VMware Player 2.0.2 and earlier
* VMware Player 1.0.4 and earlier
* VMware ACE 2.0.2 and earlier
* VMware ACE 1.0.2 and earlier
* VMware Server prior to 1.0.5


Solution:
VMware Player:

Further details available to Secunia VIM customers

Provided and/or discovered by:
Gerardo Richarte, Core Security Technologies.

Original Advisory:
VMware:
http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1004034
http://www.vmware.com/support/player2/doc/releasenotes_player2.html
http://www.vmware.com/support/server/doc/releasenotes_server.html
http://www.vmware.com/security/advisories/VMSA-2008-0005.html

CORE-2007-0930 (via Full-Disclosure):
http://lists.grok.org.uk/pipermail/full-disclosure/2008-February/060457.html

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: VMware Products Shared Folders Directory Traversal Vulnerability

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