VMSA-2016-0022 VMware product updates address information disclosure vulnerabilities

vmsa-2016-0022-a

1. Summary

VMware vCenter Server, vSphere Client, and vRealize Automation updates address information disclosure vulnerabilities.

2. Relevant Products
  • VMware vCenter Server
  • VMware vSphere Client
  • vRealize Automation
3. Problem Description

a. vSphere Client XML External Entity vulnerability

The vSphere Client contains an XML External Entity (XXE) vulnerability. This issue can lead to information disclosure if a vSphere Client user is tricked into connecting to a malicious instance of vCenter Server or ESXi.

There are no known workarounds for this issue.

VMware would like to thank Vladimir Ivanov, Andrey Evlanin, Mikhail   Stepankin, Artem Kondratenko, Arseniy Sharoglazov of Positive Technologies for reporting this issue to us.

The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the identifier CVE-2016-7458 to this issue.

Column 5 of the following table lists the action required to remediate the vulnerability in each release, if a solution is available.

 

vmsa-2016-0022-b

* In order to remediate the vulnerability, the vSphere Client will need to be uninstalled and re-installed. A fixed version of the vSphere Client can be obtained from:

  • vCenter Server 6.0 U2a
  • vCenter Server 5.5 U3e
  • VMware Knowledge Base article 2089791

The build numbers of the fixed client versions may be found in VMware Knowledge Base article 2089791.

b. vCenter Server XML External Entity vulnerability

vCenter Server contains an XML External Entity (XXE) vulnerability in the Log Browser, the Distributed Switch setup, and the Content Library. A specially crafted XML request issued to the server by an  authorized user may lead to unintended information disclosure.

There are no known workarounds for this issue.

VMware would like to thank Vladimir Ivanov, Andrey Evlanin, Mikhail Stepankin, Artem Kondratenko, Arseniy Sharoglazov of Positive Technologies, and Lukasz Plonka for independently for reporting this  issue to us.

The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the identifier CVE-2016-7459 to this issue.

Column 5 of the following table lists the action required to remediate the vulnerability in each release, if a solution is available.

vmsa-2016-0022-c

c. vCenter Server and vRealize Automation XML External Entity vulnerability

vCenter Server and vRealize Automation contain an XML External Entity (XXE) vulnerability in the Single Sign-On functionality. A specially crafted XML request issued to the server may lead to a Denial of Service or to unintended information disclosure.

There are no known workarounds for this issue.

VMware would like to thank Vladimir Ivanov, Andrey Evlanin, Mikhail Stepankin, Artem Kondratenko, Arseniy Sharoglazov of Positive Technologies for reporting this issue to us.

The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the identifier CVE-2016-7460 to this issue.

Column 5 of the following table lists the action required to remediate the vulnerability in each release, if a solution is available.

vmsa-2016-0022-d

4. Solution

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

vCenter Server

Downloads and Documentation:

https://www.vmware.com/go/download-vsphere

vRealize Automation

Downloads and Documentation:

https://my.vmware.com/web/vmware/info/slug/infrastructure_operations_management/vmware_vrealize_automation/6_2

5. References

6. Change log
2016-11-22 VMSA-2016-0022

Initial security advisory in conjunction with the release of vSphere 6.0 U2a on 2016-11-22.


Created on November 22, 2016 by Rick Scherer

Posted under Alert.

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