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AUSCERT External Security Bulletin Redistribution
ESB-2016.1474
ESA-2016-062: EMC Data Domain Multiple Vulnerabilities
13 June 2016
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AusCERT Security Bulletin Summary
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Product: EMC Data Domain
Publisher: EMC
Operating System: Network Appliance
Impact/Access: Root Compromise -- Existing Account
Access Privileged Data -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2016-0912 CVE-2016-0911
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ESA-2016-062: EMC Data Domain Multiple Vulnerabilities
EMC Identifier: ESA-2016-062
CVE Identifier: CVE-2016-0911, CVE-2016-0912
Severity Rating: See below for individual scores for each CVE
Affected products:
EMC Data Domain OS 5.4: All versions
EMC Data Domain OS 5.5: All versions
EMC Data Domain OS 5.6: All versions
EMC Data Domain OS 5.7: version 5.7.1.0 and below
Summary:
EMC Data Domain contains fixes for multiple security vulnerabilities that
could potentially be exploited by malicious users to compromise the affected
system.
Details:
CVE-2016-0911 - EMC Data Domain Insecure NFS Mount Options Vulnerability:
Data Domain allows administrator level users to create NFS exports and
no_root_squash is used by default which allows client to mount the NFS export
as root.
CVSS v3 Base Score: 8.2 (AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H)
CVE-2016-0912 - EMC Data Domain Insecure Password Reset Vulnerabilities:
Data Domain allows users to change their own password without providing the
current password. Data Domain also allows malicious users who belong to
certain roles to change passwords of other users belonging to the same role.
CVSS v3 Base Score: 6.8 (AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Resolution:
The following EMC Data Domain OS release contains resolutions to these
vulnerabilities:
EMC Data Domain OS version 5.7.2.0
Note to Customers:
EMC recommends customers to always configure all NFS exports with root_squash.
In addition, once you upgrade to the version mentioned above, we also
recommend hardening the system by using registry settings to change the
default from no_root_squash to root_squash. For additional information refer
to knowledge base article - https://support.emc.com/kb/484174
EMC recommends all customers upgrade at the earliest opportunity.
Link to remedies:
Registered EMC Online Support customers can download patches and software from
support.emc.com at
https://support.emc.com/downloads/32697_DD-OS
If you have any questions, contact EMC support.
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
security_alert@emc.com
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