DSA-2018-155: Dell EMC Avamar and Integrated Data Protection Appliance Command Injection Vulnerability

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DSA-2018-155: Dell EMC Avamar and Integrated Data Protection Appliance Command Injection Vulnerability



Dell EMC Identifier: DSA-2018-155



CVE Identifier: CVE-2018-11077



Severity: Medium



Severity Rating: CVSS v3 Base Score 6.7 (AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)



Affected products:

Dell EMC Avamar Server versions 7.2.0, 7.2.1, 7.3.0, 7.3.1, 7.4.0, 7.4.1, 7.5.0, 7.5.1 and 18.1

Dell EMC Integrated Data Protection Appliance (IDPA) versions 2.0, 2.1 and 2.2



Summary:

Dell EMC Avamar and IDPA are affected by an OS command injection vulnerability that may potentially be exploited by an 
attacker to compromise the affected systems.



Details:

‘getlogs’ utility in Dell EMC Avamar Server versions 7.2.0, 7.2.1, 7.3.0, 7.3.1, 7.4.0, 7.4.1, 7.5.0, 7.5.1 and 18.1 
and Dell EMC Integrated Data Protection Appliance (IDPA) versions 2.0, 2.1 and 2.2 is affected by an OS command 
injection vulnerability. A malicious Avamar admin user may potentially be able to execute arbitrary commands under root 
privilege.



Resolution:

The following Dell EMC Avamar hotfixes contain resolution to address these vulnerabilities for the below affected 
Avamar releases:

• Dell EMC Avamar Server 7.2.1 – HOTFIX 300452

• Dell EMC Avamar Server 7.3.1 – HOTFIX 300451

• Dell EMC Avamar Server 7.4.1 – HOTFIX 300446

• Dell EMC Avamar Server 7.5.0 – HOTFIX 300448

• Dell EMC Avamar Server 7.5.1 – HOTFIX 300448

• Dell EMC Avamar Server 18.1 – HOTFIX 300449

• Dell EMC Integrated Data Protection Appliance (IDPA) 2.0 – HOTFIX 300446

• Dell EMC Integrated Data Protection Appliance (IDPA) 2.1 – HOTFIX 300448

• Dell EMC Integrated Data Protection Appliance (IDPA) 2.2 – HOTFIX 300448



For other affected versions, Dell EMC recommends scheduling an upgrade of the Avamar server to the most recent service 
pack for the release and applying the appropriate hotfix.

For affected IDPA releases, install the appropriate hotfix on the Avamar server directly.

Dell EMC recommends all customers apply the hotfix at the earliest opportunity. Refer to KB Article 526331 for 
instructions on applying the hotfix. Please note that applying the hotfix does not require a system reboot or shutdown.



Link to remedies:



Registered Dell EMC Online Support customers can download patches and software from support.emc.com at:



• Dell EMC Avamar Server 7.2.1 – HOTFIX 300452

• Dell EMC Avamar Server 7.3.1 – HOTFIX 300451

• Dell EMC Avamar Server 7.4.1 – HOTFIX 300446

• Dell EMC Avamar Server 7.5.0 – HOTFIX 300448

• Dell EMC Avamar Server 7.5.1 – HOTFIX 300448

• Dell EMC Avamar Server 18.1 – HOTFIX 300449

• Dell EMC Integrated Data Protection Appliance (IDPA) 2.0 – HOTFIX 300446

• Dell EMC Integrated Data Protection Appliance (IDPA) 2.1 – HOTFIX 300448

• Dell EMC Integrated Data Protection Appliance (IDPA) 2.2 – HOTFIX 300448



If you have any questions, please contact Dell EMC Support.



Credits:



Dell EMC would like to thank TSS (https://www.dtss.com.au/) for reporting these vulnerabilities.

 

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, 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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