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AUSCERT External Security Bulletin Redistribution
ESB-2015.1944
ESA-2015-118: EMC Avamar Directory Traversal Vulnerability
24 July 2015
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AusCERT Security Bulletin Summary
---------------------------------
Product: EMC Avamar
Publisher: EMC
Operating System: UNIX variants (UNIX, Linux, OSX)
Windows
VMware ESX Server
Impact/Access: Unauthorised Access -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2015-4527
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ESA-2015-118: EMC Avamar Directory Traversal Vulnerability
EMC Identifier: ESA-2015-118
CVE Identifier: CVE-2015-4527
Severity Rating: CVSS v2 Base Score: 7.8 (AV:N/AC:L/Au:N/C:C/I:N/A:N)
Affected products:
EMC Avamar Server all versions from 7.0 to 7.1.1-145 (inclusive)
EMC Avamar Virtual Addition (AVE) all versions from 7.0 to 7.1.1-145
(inclusive)
Summary:
EMC Avamar includes a directory traversal vulnerability that could potentially
be exploited by malicious users to access the data on the Avamar Server
Details:
EMC Avamar is affected by a directory traversal vulnerability when used with
Avamar Desktop/Laptop client. Attackers could potentially exploit this
vulnerability to access unauthorized files on the Avamar Server by supplying
specifically crafted strings in the input parameters via Avamar Desktop/Laptop
client interface. The vulnerability does not allow deletion or modification of
affected files and does not affect other user interfaces.
Resolution:
The following EMC Avamar release contains resolutions to this issue:
EMC Avamar Virtual Edition version 7.1.2
EMC Avamar Server version 7.1.2
EMC recommends all customers upgrade at the earliest opportunity.
Link to remedies:
To schedule an upgrade and/or hotfix installation contact EMC Customer Support
at https://support.emc.com.
Credits:
EMC would like to thank Kristian Erik Hermansen at Undisclosed Ventures for
reporting this issue
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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