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ESA-2017-122: EMC NetWorker Buffer Overflow Vulnerability

EMC Identifier: ESA-2017-122

CVE Identifier: CVE-2017-8022

Severity Rating: CVSSv3 Base Score: 8.1 (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected products:  
*  EMC NetWorker versions  prior to 8.2.4.9
*  EMC NetWorker versions 9.0.x (all supported versions)
*  EMC NetWorker versions prior to 9.1.1.3 
*  EMC NetWorker versions prior to 9.2.0.4 

Summary:  
EMC NetWorker Server contains a buffer overflow vulnerability that could potentially be exploited by malicious users to compromise the affected system.

Details:  
EMC NetWorker Server service (nsrd) is affected by a buffer overflow vulnerability.  A remote unauthenticated attacker may potentially exploit this vulnerability to execute arbitrary code on vulnerable installations of the software, or cause a denial of service, depending on the target system's platform. 

Resolution:  
The following EMC NetWorker Server releases contain resolution to this vulnerability:
*  EMC NetWorker versions 8.2.4.9 and later
*  EMC NetWorker version 9.1.1.3 and later
*  EMC NetWorker version 9.2.0.4 and later

EMC recommends all customers upgrade to one of the above EMC NetWorker versions at the earliest opportunity. Customers are advised to follow security best practices and configure NetWorker Server to only accept requests from known hosts. See EMC NetWorker Security Configuration Guide for more information.

Link to remedies:

Customers can download software from: https://support.emc.com/downloads/1095_NetWorker  

Credit:
EMC would like to thank Aaron Portnoy of Exodus Intelligence for reporting this vulnerability.
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