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DSA-2018-112: Dell EMC Data Protection Advisor XML External Entity Vulnerability

Dell EMC Identifier: DSA-2018-112
CVE Identifier: CVE-2018-11048
Severity: High
Severity Rating: CVSS v3 Base Score: 8.1 (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H)

Affected products:
Dell EMC Data Protection Advisor 6.2,
Dell EMC Data Protection Advisor 6.3,
Dell EMC Data Protection Advisor 6.4 prior to patch B180,
Dell EMC Data Protection Advisor 6.5 prior to patch B58,
Integrated Data Protection Appliance 2.0,
Integrated Data Protection Appliance 2.1

Summary:
Data Protection Advisor contains fixes for XML External Entity Vulnerability that could potentially be exploited by malicious users to compromise the affected system.

Details:
Dell EMC Data Protection Advisor, versions 6.4 through 6.5, contains a XML External Entity (XXE) Injection vulnerability in the REST API. An authenticated remote malicious user could potentially exploit this vulnerability to read certain system files in the server or cause denial of service by supplying specially crafted Document Type Definitions (DTDs) in an XML request.

Resolution:
The following Dell EMC Data Protection Advisor release contains a resolution to this vulnerability:
*             Dell EMC Data Protection Advisor version 6.4 patch B180 or later
*             Dell EMC Data Protection Advisor version 6.5 patch B58 or later

Dell EMC recommends all customers upgrade at the earliest opportunity.

Link to remedies:
Registered Dell EMC Online Support customers can download the required patch from support.emc.com at https://support.emc.com/downloads/829_Data-Protection-Advisor

Severity Rating
For an explanation of Severity Ratings, refer to Dell EMC Knowledgebase article 468307 (https://support.emc.com/kb/468307). Dell 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.

Legal Information

Read and use the information in this Dell EMC Security Advisory to assist in avoiding any situation that might arise from the problems described herein. If you have any questions regarding this advisory, contact Dell EMC Technical Support (https://support.emc.com/servicecenter/contactEMC/). Dell EMC distributes Dell EMC Security Advisories, in order to bring to the attention of users of the affected Dell EMC products, important security information. Dell 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. Dell 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 Dell EMC or its suppliers, be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of bus
 iness profits or special damages, even if Dell 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.


Dell EMC Product Security Response Center

security_alert@emc.com

http://www.emc.com/products/security/product-security-response-center.htm
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