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VMSA-2012-0006.2

VMware Security Advisory
Advisory ID: VMSA-2012-0006.2
Synopsis: VMware ESXi and ESX address several security issues
Issue date: 2012-03-29
Updated on: 2012-06-13
CVE numbers: CVE-2012-1515, CVE-2011-2482, CVE-2011-3191, CVE-2011-4348
CVE-2011-4862
1. Summary

VMware ESXi and ESX address several security issues.
2. Relevant releases

Workstation 7.1.1
Player 3.1.1

ESXi 4.1 without patch ESXi410-201101201-SG
ESXi 4.0 without patch ESXi400-201203401-SG
ESXi 3.5 without patch ESXe350-201203401-I-SG

ESX 4.1 without patch ESX410-201101201-SG
ESX 4.0 without patches ESX400-201203401-SG, ESX400-201203407-SG
ESX 3.5 without patch ESX350-201203401-SG
3. Problem Description
a. VMware ROM Overwrite Privilege Escalation
A flaw in the way port-based I/O is handled allows for modifying Read-Only Memory that belongs to the Virtual DOS Machine. Exploitation of this issue may lead to privilege escalation on Guest Operating Systems that run Windows 2000, Windows XP 32-bit, Windows Server 2003 32-bit or Windows Server 2003 R2 32-bit.

VMware would like to thank Derek Soeder of Ridgeway Internet Security, L.L.C. for reporting this issue to us.

The Common Vulnerabilities and Exposures project ( cve.mitre.org) has assigned the name CVE-2012-1515 this issues.

Column 4 of the following table lists the action required to remediate the vulnerability in each release, if a solution is available.

VMware Product Running Replace with/
Product Version on Apply Patch
============= ======= ======= =================
vCenter any Windows not affected
Workstation 8.x any not affected
Workstation 7.x any 7.1.2 or later
Player 4.x any not affected
Player 3.x any 3.1.2 or later
Fusion 4.x Mac OS/X not affected
ESXi 5.0 ESXi not affected
ESXi 4.1 ESXi ESXi410-201101201-SG
ESXi 4.0 ESXi ESXi400-201203401-SG
ESXi 3.5 ESXi ESXe350-201203401-I-SG
ESX 4.1 ESX ESX410-201101201-SG
ESX 4.0 ESX ESX400-201203401-SG
ESX 3.5 ESX ESX350-201203401-SG
b. ESX third party update for Service Console kernel
The ESX Service Console Operating System (COS) kernel is updated to kernel-400.2.6.18-238.4.11.591731 to fix multiple security issues in the COS kernel.

The Common Vulnerabilities and Exposures project ( cve.mitre.org) has assigned the names CVE-2011-2482, CVE-2011-3191 and CVE-2011-4348 to these issues.

Column 4 of the following table lists the action required to remediate the vulnerability in each release, if a solution is available.

VMware Product Running Replace with/
Product Version on Apply Patch
============= ======= ======= =================
vCenter any Windows not affected
hosted * any any not affected
ESXi any any not affected
ESX 4.1 ESX See VMSA-2012-0008 **
ESX 4.0 ESX ESX400-201203401-SG
ESX 3.5 ESX not applicable


* hosted products are VMware Workstation, Player, ACE, Fusion.

** One of the three issues, CVE-2011-2482, has already been addressed on ESX 4.1 in an earlier kernel patch. See VMSA-2012-0001 for details.
c. ESX third party update for Service Console krb5 RPM
This patch updates the krb5-libs and krb5-workstation RPMs to version 1.6.1-63.el5_7 to resolve a security issue.

By default, the affected krb5-telnet and ekrb5-telnet services do not run. The krb5 telnet daemon is an xinetd service. You can run the following commands to check if krb5 telnetd is enabled:

  • /sbin/chkconfig --list krb5-telnet
  • /sbin/chkconfig --list ekrb5-telnet

You can run the following commands to disable krb5 telnet daemon:

  • /sbin/chkconfig krb5-telnet off
  • /sbin/chkconfig ekrb5-telnet off

The Common Vulnerabilities and Exposures project ( cve.mitre.org) has assigned the name CVE-2011-4862 to this issue.

Column 4 of the following table lists the action required to remediate the vulnerability in each release, if a solution is available.

VMware Product Running Replace with/
Product Version on Apply Patch
============= ======= ======= =================
vCenter any Windows not affected
hosted * any any not affected
ESXi any any not affected
ESX 4.1 ESX not applicable
ESX 4.0 ESX ESX400-201203407-SG
ESX 3.5 ESX not applicable


* hosted products are VMware Workstation, Player, ACE, Fusion.
4. Solution

Please review the patch/release notes for your product and version and verify the checksum of your downloaded file.

Workstation 7.1.2
---------------------------
http://www.vmware.com/go/downloadworkstation

Release notes:
https://www.vmware.com/support/ws71/doc/releasenotes_ws712.html

Workstation for Windows 32-bit and 64-bit with VMware Tools
md5sum: 2e9715ec297dc3ca904ad2707d3e2614
sha1sum: 55b2b99f67c3dacd402fb9880999086efd264e7a

Workstation for Windows 32-bit and 64-bit without VMware Tools
md5sum: 066929f59aef46f11f4d9fd6c6b36e4d
sha1sum: def776a28ee1a21b1ad26e836ae868551fff6fc3

Player 3.1.2
---------------------------
http://www.vmware.com/go/downloadplayer

Release notes:
https://www.vmware.com/support/player31/doc/releasenotes_player312.html

VMware Player for Windows 32-bit and 64-bit
md5sum: 3f289cb33af5e425c92d8512fb22a7ba
sha1sum: bf67240c1f410ebeb8dcb4f6d7371334bf9a6b70

VMware Player for Linux 32-bit
md5sum: 11e3e3e8753e1d9abbbb92c4e3c1dfe8
sha1sum: dd1dbcdb1f4654eefc11472b68934dcb69842749

VMware Player for Linux 64-bit
md5sum: 2ab08e0d4050719845a64d334ca15bb1
sha1sum: f024ad84ec831fce8667dfa9601851da5d9fa59c

ESXi 4.1
---------------------------
update-from-esxi4.1-4.1_update01
md5sum: 2f1e009c046b20042fae3b7ca42a840f
sha1sum: 1c9c644012dec657a705ddd3d033cbfb87a1fab1
http://kb.vmware.com/kb/1027919

update-from-esxi4.1-4.1_update01 contains ESXi410-201101201-SG

ESXi 4.0
---------------------------
ESXi400-201203001
md5sum: 8054b2e7c9cd024e492ac5c1fb9c1e72
sha1sum: 6150fee114d70603ccae399f42b905a6b1a7f3e1
http://kb.vmware.com/kb/2011777

ESXi400-201203001 contains ESXi400-201203401-SG

ESXi 3.5
---------------------------
ESXe350-201203401-O-SG
md5sum: 44124458684d6d1b957b4e39cbe97d77
sha1sum: 2255311bc6c27e127e075040eb1f98649b5ce8be
http://kb.vmware.com/kb/2009160 ESXe350-201203401-O-SG contains ESXe350-201203401-I-SG

ESX 4.1
---------------------------
update-from-esx4.1-4.1_update01
md5sum: 2d81a87e994aa2b329036f11d90b4c14
sha1sum: c2bfc0cf7ac03d24afd5049ddbd09a865aad1798

  
    http://kb.vmware.com/kb/1027904
  



update-from-esx4.1-4.1_update01 contains ESX410-201101201-SG

ESX 4.0
---------------------------
ESX400-201203001
md5sum: 02b7e883e8b438b83bf5e53a1be71ad3
sha1sum: 34734a8edba225a332731205ee2d6575ad9e1c88
http://kb.vmware.com/kb/2011767

ESX400-201203001 contains ESX400-201203401-SG and ESX400-201203407-SG

ESX 3.5
---------------------------
ESX350-201203401-SG
md5sum: 07743c471ce46de825c36c2277ccd500
sha1sum: cb77e6f820e1015311bf2386b240fd84f0ad04dd
http://kb.vmware.com/kb/2009155
5. References

CVE numbers

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-1515
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-2482
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3191
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4348
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4862
6. Change log

2012-03-29 VMSA-2012-0006 Initial security advisory in conjunction with the release of patches for ESX 4.0 on 2012-03-29.

2012-04-26 VMSA-2012-0006.1 Updated security advisory after the release of ESX 4.1 patch on 2012-04-26

2012-06-13 VMSA-2012-0006.2 Updated Relevant Releases, Problem Description, and Solution sections to include information regarding updates for Workstation 7 in conjunction with the release of Workstation 7.1.6 on 2012-06-13.
7. Contact

E-mail list for product security notifications and announcements:
http://lists.vmware.com/cgi-bin/mailman/listinfo/security-announce

This Security Advisory is posted to the following lists:
  • security-announce at lists.vmware.com
  • bugtraq at securityfocus.com
  • full-disclosure at lists.grok.org.uk
E-mail: security at vmware.com
PGP key at:
http://kb.vmware.com/kb/1055

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Copyright 2012 VMware Inc. All rights reserved.