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ESA-2016-111: EMC Avamar Data Store and Avamar Virtual Edition Privilege Escalation Vulnerability

EMC Identifier: ESA-2016-111
CVE Identifier: CVE-2016-0909
Severity Rating: CVSSv3 Base Score: 7.8 (AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

Affected products:  
  EMC Avamar Data Store (ADS) and Avamar Virtual Edition (AVE) versions 7.3.0 and  older

Summary:  
EMC Avamar Data Store (ADS) and Avamar Virtual Edition (AVE) versions 7.3 and older contain a vulnerability that may expose the Avamar servers to potentially be compromised by malicious users.

Details:

The privilege escalation vulnerability may allow a malicious non-privileged user to execute PostgreSQL commands and escalate privileges to OS admin user. Note that EMC does not recommend nor support the creation of additional non-privileged users on the Avamar server.


Resolution:  
The following EMC Avamar release contains a resolution to this vulnerability

  Avamar Server Version 7.3.0-233 with Hotfix 263301

After applying Hotfix 263301, you must also follow the instructions documented in KB article https://support.emc.com/kb/486276. 

EMC recommends all customers upgrade at the earliest opportunity. 

Link to remedies:

To upgrade your EMC Avamar system, contact your account representative or EMC Remote Proactive Customer Support at https://support.emc.com and refer to this article number.

Credits:

EMC would like to thank Geoffrey Janjua and  Matteo Tarbet from Northrup Grumman
for reporting the issue described in this advisory.

Read and use the information in this EMC Security Advisory to assist in avoiding any situation that might arise from the problems described herein. If you have any questions regarding this product alert, contact EMC Software Technical Support at 1-877-534-2867.

For an explanation of Severity Ratings, refer to EMC Knowledgebase solution emc218831. EMC recommends all customers take into account both the base score and any relevant temporal and environmental scores which may impact the potential severity associated with particular security vulnerability.

EMC recommends that all users determine the applicability of this information to their individual situations and take appropriate action. The information set forth herein is provided "as is" without warranty of any kind. EMC disclaims all warranties, either express or implied, including the warranties of merchantability, fitness for a particular purpose, title and non-infringement. In no event, shall EMC or its suppliers, be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if EMC or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages, so the foregoing limitation may not apply.



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