[FD] DSA-2018-141: Dell EMC Unity Family Incorrect File Permissions vulnerability

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DSA-2018-141: Dell EMC Unity Family Incorrect File Permissions vulnerability 

Dell EMC Identifier: DSA-2018-141

CVE Identifier: CVE-2018-11064 

Severity Rating: CVSS v3 Base Score: 7.8 (AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

Affected products:  
Dell EMC Unity Operating Environment (OE) versions 4.3.0.x and 4.3.1.x
Dell EMC UnityVSA Operating Environment (OE) versions 4.3.0.x and 4.3.1.x

Summary:  
Dell EMC Unity requires an update to address an Incorrect File Permissions 
vulnerability with multiple files. This vulnerability may potentially be 
exploited by malicious local users to compromise the affected system.

Details:  
Dell EMC Unity OE versions 4.3.0.x and 4.3.1.x and UnityVSA OE versions 4.3.0.x 
and 4.3.1.x contains an Incorrect File Permissions vulnerability. A locally 
authenticated malicious user could potentially exploit this vulnerability to 
alter multiple library files in service tools that might result in arbitrary 
code execution with elevated privileges. No user file systems are directly 
affected by this vulnerability.    

Resolution:  
The following Dell EMC Unity release contains resolutions to this vulnerability
*       Dell EMC Unity Operating Environment (OE) version 4.4.0.1534750794
*       Dell EMC UnityVSA Operating Environment (OE) versions 4.4.0.1534750794

To take advantage of the latest security fixes and enhancements, Dell EMC 
recommends upgrading to the latest Dell EMC Unity OE code. 
Customers can refer to Dell EMC target code information at: 
https://support.emc.com/docu39695_Target_Revisions_and_Adoption_Rates.pdf?language=en_US&language=en_US.
 
 

Link to remedies:
Registered Dell EMC Support customers can download Unity software from the EMC 
Online Support web site.
https://support.emc.com/downloads/39949_Dell-EMC-Unity-Family 

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, 
los
 s 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 Incident Response Team
secure@xxxxxxxx
http://www.emc.com/products/security/product-security-response-center.htm

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