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             AUSCERT External Security Bulletin Redistribution

    ESA-2015-137: EMC Atmos XML External Entity Injection Vulnerability
                             3 September 2015


        AusCERT Security Bulletin Summary

Product:          EMC Atmos
Publisher:        EMC
Operating System: Network Appliance
Impact/Access:    Denial of Service   -- Remote/Unauthenticated
                  Unauthorised Access -- Remote/Unauthenticated
Resolution:       Patch/Upgrade
CVE Names:        CVE-2015-4538  

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ESA-2015-137: EMC Atmos XML External Entity Injection Vulnerability

EMC Identifier: ESA-2015-137

CVE Identifier: CVE-2015-4538

Severity Rating: CVSS v2 Base Score: 7.5 (AV:N/AC:L/Au:S/C:C/I:N/A:P)

Affected products:

EMC Atmos 2.3.0 and earlier


EMC Atmos includes a XML External Entity Injection vulnerability.


EMC Atmos is affected by a XML External Entity (XXE) Injection vulnerability 
due to the configuration of the XML parser shipped with the product. A XXE 
Injection attack may occur when XML input containing a reference to an 
external entity is processed by an affected XML parser. XXE Injection might 
allow attackers to gain unauthorized access to files containing sensitive 
information or might be used to cause denial-of-service.


The following EMC Atmos release contains the fix for this vulnerability:

EMC Atmos version

EMC Atmos version with Hot Fix

EMC recommends all customers upgrade at the earliest opportunity.

Link to remedies:

Customers must contact EMC Customer Technical Support for information about 
applying the hotfixes or upgrading.

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.

EMC Product Security Response Center


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