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Gentoo Linux Security Advisory GLSA 200601-04 |
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http://security.gentoo.org/ |
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|
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Severity: High |
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Title: VMware Workstation: Vulnerability in NAT networking |
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Date: January 07, 2006 |
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Bugs: #116238 |
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ID: 200601-04 |
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|
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Synopsis |
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======== |
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|
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VMware guest operating systems can execute arbitrary code with elevated |
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privileges on the host operating system through a flaw in NAT |
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networking. |
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|
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Background |
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========== |
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|
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VMware Workstation is a powerful virtual machine for developers and |
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system administrators. |
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|
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Affected packages |
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================= |
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|
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------------------------------------------------------------------- |
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Package / Vulnerable / Unaffected |
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------------------------------------------------------------------- |
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1 vmware-workstation < 5.5.1.19175 >= 5.5.1.19175 |
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*>= 4.5.3.19414 |
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|
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Description |
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=========== |
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|
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Tim Shelton discovered that vmnet-natd, the host module providing |
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NAT-style networking for VMware guest operating systems, is unable to |
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process incorrect 'EPRT' and 'PORT' FTP requests. |
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|
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Impact |
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====== |
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|
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Malicious guest operating systems using the NAT networking feature or |
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local VMware Workstation users could exploit this vulnerability to |
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execute arbitrary code on the host system with elevated privileges. |
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|
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Workaround |
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========== |
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|
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Disable the NAT service by following the instructions at |
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http://www.vmware.com/support/kb, Answer ID 2002. |
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|
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Resolution |
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========== |
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|
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All VMware Workstation users should upgrade to a fixed version: |
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|
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# emerge --sync |
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# emerge --ask --oneshot --verbose app-emulation/vmware-workstation |
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|
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References |
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========== |
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|
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[ 1 ] CVE-2005-4459 |
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http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-4459 |
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[ 2 ] VMware Security Response |
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http://www.vmware.com/support/kb/enduser/std_adp.php?p_faqid=2000 |
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|
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Availability |
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============ |
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|
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This GLSA and any updates to it are available for viewing at |
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the Gentoo Security Website: |
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|
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http://security.gentoo.org/glsa/glsa-200601-04.xml |
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|
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Concerns? |
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========= |
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|
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Security is a primary focus of Gentoo Linux and ensuring the |
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confidentiality and security of our users machines is of utmost |
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importance to us. Any security concerns should be addressed to |
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security@g.o or alternatively, you may file a bug at |
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http://bugs.gentoo.org. |
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|
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License |
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======= |
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|
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Copyright 2006 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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|
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The contents of this document are licensed under the |
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Creative Commons - Attribution / Share Alike license. |
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|
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http://creativecommons.org/licenses/by-sa/2.0 |