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                             CERT-Renater

                 Note d'Information No. 2018/VULN109
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DATE                : 20/03/2018

HARDWARE PLATFORM(S): Dell

OPERATING SYSTEM(S): Systems running Dell EMC NetWorker versions prior
                                 to 9.2.1.1, 9.1.1.6, 8.2.4.11.

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http://seclists.org/fulldisclosure/2018/Mar/22
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DSA-2018-037: Dell EMC NetWorker Buffer Overflow Vulnerability

Dell EMC Identifier: DSA-2018-037
CVE Identifier: CVE-2018-1218

Severity: High
Severity Rating: CVSS v3 Base Score 7.5 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H


Affected products:
Dell EMC NetWorker versions prior to 9.2.1.1
Dell EMC NetWorker versions prior to 9.1.1.6
Dell EMC NetWorker 9.0.x
Dell EMC NetWorker versions prior to 8.2.4.11


Summary:
Dell EMC NetWorker requires an update to address a buffer overflow
vulnerability in the 'nsrd' daemon.


Details:
In above noted Dell EMC NetWorker versions the 'nsrd' daemon causes a
buffer overflow condition when handling certain
messages. A remote unauthenticated attacker could potentially exploit
this vulnerability to cause a denial of service
to the users of NetWorker systems.


Resolution:
The following Dell EMC NetWorker Cumulative Hot Fix releases contain
the resolution to this vulnerability:

*       Dell EMC NetWorker 8.2.4.11 and later
*       Dell EMC NetWorker 9.1.1.6 and later
*       Dell EMC NetWorker 9.2.1.1 and later

Note: Customers running NetWorker Server versions 9.0.x or 9.1.0 should
upgrade to one of the fixed versions.

Dell EMC recommends all customers upgrade at the earliest opportunity.
Customers can download a fixed version directly at the links below.


Link to remedies:
For more information and access to the various releases, see
*       Dell EMC NetWorker 8.2.4.11: "NetWorker and NMM 8.2.4
Cumulative Hotfixes" document at
https://support.emc.com/docu81710_NetWorker-and-NMM-8.2.4-Cumulative-Hotfixes.pdf
*       Dell EMC NetWorker 9.1.1.6: "NetWorker, NVE, NVP and Modules
9.1.1 Cumulative Hotfixes"
https://support.emc.com/docu86749_NetWorker,-NVE,-NVP-and-Modules-9.1.1-Cumulative-Hotfixes.pdf

*       Dell EMC NetWorker 9.2.1.1: "NetWorker, NVE,NVP and Modules
9.2.1 Cumulative Hotfixes" document at
https://support.emc.com/docu87769_NetWorker,-NVE,-NVP-and-Modules-9.2.1-Cumulative-Hotfixes.pdf



Credit:
Dell EMC would like to thank Marek Cybul for reporting this
vulnerability.


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 product alert, contact Dell EMC Software
Technical Support at 1-877-534-2867.

For an explanation of Severity Ratings, refer to Dell EMC Knowledgebase
solution emc218831. 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.

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 business 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.


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+ CERT-RENATER          | tel : 01-53-94-20-44           +
+ 23 - 25 Rue Daviel    | fax : 01-53-94-20-41           +
+ 75013 Paris           | email: cert@support.renater.fr +
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