Article Number: 000183670


DSA-2021-040: Dell OpenManage Server Administrator (OMSA) Security Update for Multiple Vulnerabilities.

Summary: DSA-2021-040: Dell OpenManage Server Administrator (OMSA) Security Update for Multiple Vulnerabilities.

Article Content


Impact

High

Details

Proprietary Code CVE(s) Description CVSS Base Score CVSS Vector String
CVE-2021-21513 Dell OpenManage Server Administrator (OMSA) version 9.5 Microsoft Windows installations with Distributed Web Server (DWS) enabled configuration contains an authentication bypass vulnerability.  

A remote unauthenticated attacker may potentially exploit this vulnerability to gain admin access on the affected system.
8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
CVE-2021-21514 Dell OpenManage Server Administrator (OMSA) versions 9.5 and earlier contain a path traversal vulnerability.  A remote user with admin privileges may potentially exploit this vulnerability to view arbitrary files on the target system by sending a specially crafted URL request. 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
 
Proprietary Code CVE(s) Description CVSS Base Score CVSS Vector String
CVE-2021-21513 Dell OpenManage Server Administrator (OMSA) version 9.5 Microsoft Windows installations with Distributed Web Server (DWS) enabled configuration contains an authentication bypass vulnerability.  

A remote unauthenticated attacker may potentially exploit this vulnerability to gain admin access on the affected system.
8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
CVE-2021-21514 Dell OpenManage Server Administrator (OMSA) versions 9.5 and earlier contain a path traversal vulnerability.  A remote user with admin privileges may potentially exploit this vulnerability to view arbitrary files on the target system by sending a specially crafted URL request. 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
 

Dell Technologies recommends all customers consider both the CVSS base score and any relevant temporal and environmental scores that may impact the potential severity associated with a particular security vulnerability.

Affected Products and Remediation

Affected Products and Remediation:      
 
Product Affected Version(s) Updated Version(s) CVE
OpenManage Server Administrator (OMSA) Versions prior to 9.5
  • Dell OpenManage Server Administrator 9.4.0.3
  • Dell OpenManage Server Administrator 9.5.0.1
Note: Windows edition patches is available on March 1, 2021.
CVE-2021-21513
OpenManage Server Administrator (OMSA) Versions prior to 9.5
  • Dell OpenManage Server Administrator 9.5.0.1
Note: Linux edition patch is available on March 15, 2021
 
CVE-2021-21514
 
OpenManage (OM) 9.4.0.3 SWB 9403 Link on support site
Dell OpenManage Server Administrator Managed Node (Patch) for Windows 9.4.0.3 RKHCG https://www.dell.com/support/home/en-us/drivers/DriversDetails?driverId=RKHCG
OpenManage (OM) 9.5.0.1 SWB 9501 Link on support site
Dell OpenManage Server Administrator Managed Node (Patch) for Windows 9.5.0.1 TFT7C https://www.dell.com/support/home/en-us/drivers/DriversDetails?driverId=TFT7C
Dell OpenManage Server Administrator Managed Node (Patch) for RHEL 7 9.5.0.1 M7W41 https://www.dell.com/support/home/en-us/drivers/DriversDetails?driverId=M7W41
Dell OpenManage Server Administrator Managed Node (Patch) for RHEL 8 9.5.0.1 C34T8 https://www.dell.com/support/home/en-us/drivers/DriversDetails?driverId=C34T8
Dell EMC OpenManage Server Administrator Managed Node (Patch) for SLES 15 9.5.0.1 RR1J9 https://www.dell.com/support/home/en-us/drivers/DriversDetails?driverId=RR1J9
Affected Products and Remediation:      
 
Product Affected Version(s) Updated Version(s) CVE
OpenManage Server Administrator (OMSA) Versions prior to 9.5
  • Dell OpenManage Server Administrator 9.4.0.3
  • Dell OpenManage Server Administrator 9.5.0.1
Note: Windows edition patches is available on March 1, 2021.
CVE-2021-21513
OpenManage Server Administrator (OMSA) Versions prior to 9.5
  • Dell OpenManage Server Administrator 9.5.0.1
Note: Linux edition patch is available on March 15, 2021
 
CVE-2021-21514
 
OpenManage (OM) 9.4.0.3 SWB 9403 Link on support site
Dell OpenManage Server Administrator Managed Node (Patch) for Windows 9.4.0.3 RKHCG https://www.dell.com/support/home/en-us/drivers/DriversDetails?driverId=RKHCG
OpenManage (OM) 9.5.0.1 SWB 9501 Link on support site
Dell OpenManage Server Administrator Managed Node (Patch) for Windows 9.5.0.1 TFT7C https://www.dell.com/support/home/en-us/drivers/DriversDetails?driverId=TFT7C
Dell OpenManage Server Administrator Managed Node (Patch) for RHEL 7 9.5.0.1 M7W41 https://www.dell.com/support/home/en-us/drivers/DriversDetails?driverId=M7W41
Dell OpenManage Server Administrator Managed Node (Patch) for RHEL 8 9.5.0.1 C34T8 https://www.dell.com/support/home/en-us/drivers/DriversDetails?driverId=C34T8
Dell EMC OpenManage Server Administrator Managed Node (Patch) for SLES 15 9.5.0.1 RR1J9 https://www.dell.com/support/home/en-us/drivers/DriversDetails?driverId=RR1J9

Workarounds and Mitigations

None

Acknowledgements

CVE-2021-21513: Dell EMC would like to thank Tenable, Inc. 
CVE-2021-21514: Dell EMC would like to thank David Yesland from Rhino Security Labs.

Revision History

RevisionDateDescription
1.02020-03-01Initial Release
1.012021-03-15Update

Related Information

Dell Security Advisories and Notices
Dell Vulnerability Response Policy
CVSS Scoring Guide


The information in this Dell Technologies Security Advisory should be read and used to assist in avoiding situations that may arise from the problems described herein. Dell Technologies distributes Security Advisories to bring important security information to the attention of users of the affected product(s). Dell Technologies assesses the risk based on an average of risks across a diverse set of installed systems and may not represent the actual risk to your local installation and individual environment. It is recommended that all users determine the applicability of this information to their individual environments and take appropriate actions. The information set forth herein is provided "as is" without warranty of any kind. Dell Technologies expressly 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 Technologies, its affiliates or suppliers, be liable for any damages whatsoever arising from or related to the information contained herein or actions that you decide to take based thereon, including any direct, indirect, incidental, consequential, loss of business profits or special damages, even if Dell Technologies, its affiliates or 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 shall apply to the extent permissible under law.

Article Properties


Affected Product

OpenManage Server Administrator

Product

Dell OpenManage Server Administrator Version 9.4, Dell OpenManage Server Administrator Version 9.5, Product Security Information

Last Published Date

15 Mar 2021

Version

3

Article Type

Dell Security Advisory

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