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Category:   Application (Generic)  >   VMware vCenter Vendors:   VMware
(VMware Issues Fix for vCenter Orchestrator) Struts Input Validation Flaw Lets Remote Users Modify Server-Side Context Objects
SecurityTracker Alert ID:  1025209
SecurityTracker URL:
CVE Reference:   CVE-2010-1870   (Links to External Site)
Updated:  Apr 13 2011
Original Entry Date:  Mar 14 2011
Impact:   Modification of user information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): vCenter Orchestrator 4.0, 4.1
Description:   A vulnerability was reported in Struts. A remote user can modify server-side context objects. VMware vCenter Orchestrator is affected.

A remote user can bypass the '#'-usage protection built into the ParametersInterceptor function to manipulate server-side context objects.

Meder Kydyraliev, Google Security Team, reported this vulnerability.

Impact:   A remote user can modify server-side context objects.
Solution:   VMware has issued a fix for VMware vCenter Orchestrator and VMware vCenter Operations Enterprise, which is affected by this vulnerability.

The VMware advisory is available at:

Cause:   Access control error, Input validation error

Message History:   This archive entry is a follow-up to the message listed below.
Mar 14 2011 Struts Input Validation Flaw Lets Remote Users Modify Server-Side Context Objects

 Source Message Contents

Subject:  [Security-announce] VMSA-2011-0005 VMware vCenter Orchestrator remote code execution vulnerability

Hash: SHA1

- ------------------------------------------------------------------------
                   VMware Security Advisory

Advisory ID:       VMSA-2011-0005
Synopsis:          VMware vCenter Orchestrator remote code execution
Issue date:        2011-03-14
Updated on:        2011-03-14 (initial release of advisory)
CVE numbers:       CVE-2010-1870
- ------------------------------------------------------------------------

1. Summary

   A vulnerability in VMware vCenter Orchestrator(vCO) could allow
   remote execution.

2. Relevant releases

   VMware vCenter Orchestrator 4.1
   VMware vCenter Orchestrator 4.0

3. Problem Description

    VMware vCenter Orchestrator is an application to automate
    management tasks. It embeds Apache Struts (version 2.0.11) which is
    a third party component.

    The following vulnerability has been reported in Apache Struts
    2.0.11 or earlier. A remote execution of code vulnerability could
    allow malicious users to bypass the '#'-usage protection built into
    the ParametersInterceptor, which could allow server side context
    objects to be manipulated.

    The Common Vulnerabilities and Exposures project (
    has assigned the name CVE-2010-1870 to this vulnerability.

    VMware would like to thank the Vulnerability Research Team of
    Digital Defense, Inc. for reporting this issue to us.

    Apache Struts version 2.0.11 and earlier also contain
    vulnerabilities which have not been assigned CVE names.  This
    advisory also addresses these vulnerabilities described at the
    following URLs:


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

    VMware         Product   Running  Replace with/
    Product        Version   on       Apply Patch
    =============  ========  =======  =================
    vCO            4.1       Windows  vCO fix for Apache Struts *
    vCO            4.0       Windows  vCO fix for Apache Struts *

    * Refer to VMware Knowledge Base article 1034175 for a workaround.

4. Solution

    Vmware vCenter Orchestrator
    vCenter Orchestrator workaround for Apache Struts

5. References

   CVE numbers

- ------------------------------------------------------------------------
6. Change log

2011-03-14  VMSA-2011-0005
Initial security advisory in conjunction with the release of an Apache
Struts workaround for VMware vCenter Orchestrator on 2011-03-14.

- ------------------------------------------------------------------------

7. Contact

E-mail list for product security notifications and announcements:

This Security Advisory is posted to the following lists:

  * security-announce at
  * bugtraq at
  * full-disclosure at

E-mail:  security at
PGP key at:

VMware Security Advisories

VMware security response policy

General support life cycle policy

VMware Infrastructure support life cycle policy

Copyright 2011 VMware Inc.  All rights reserved.

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