ESA-2016-146: EMC Avamar Data Store and Avamar Virtual Edition Privilege Escalation Vulnerability

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

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ESA-2016-146: EMC Avamar Data Store and Avamar Virtual Edition Privilege 
Escalation Vulnerability

EMC Identifier: ESA-2016-146
CVE Identifier: CVE-2016-8214
Severity Rating: CVSSv3 Base Score: 6.7 (AV:L/AC:L/PR:H/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 7.3.1.

Summary:  
EMC Avamar Data Store (ADS) and Avamar Virtual Edition (AVE) versions 7.3.0 and 
7.3.1 contain a vulnerability that may allow malicious administrators to 
compromise Avamar servers.

Details:
Incorrect file ownership may allow a malicious administrative user to bypass 
some sudo command restrictions and execute commands as root, resulting in a 
privilege escalation vulnerability.

Resolution:  
The following EMC Avamar releases contain a resolution to this vulnerability:
?       Avamar Server Version 7.3.0 with Hotfix 268253
?       Avamar Server Version 7.3.1 with Hotfix 272363

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 Thorsten Tüllmann from Karlsruhe Institute of 
Technology (KIT), Germany, 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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