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

[EMC Product Security Response Center <Security_Alert@xxxxxxx>]

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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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