DSA-2021-061: Dell Disk Library for mainframe (DLm) Security Update for a sudo Vulnerability

Summary: Dell Disk Library for mainframe workaround is available for sudo that may be exploited by malicious users to compromise the affected system.

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.
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Impact

High

Details

Third-Party Component CVE(s) More Information
sudo CVE-2021-3156 See NVD (http://nvd.nist.gov/) for individual scores for each CVE
Third-Party Component CVE(s) More Information
sudo CVE-2021-3156 See NVD (http://nvd.nist.gov/) for individual scores for each CVE
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 & Remediation

Product Affected Version(s) Updated Version(s) Link to Update  
DLm 8500
DLm 2500
 		 DLm Release 5.3.0.1 or earlier with
DLm Security 5.3.0.1 or earlier		 DLm Release 5.3.0.2 with
DLm Security 5.3.0.2
Mitigation without upgrade is also available.  (See Workarounds and Mitigations below)		 Contact customer support to schedule the code update
Product Affected Version(s) Updated Version(s) Link to Update  
DLm 8500
DLm 2500
 		 DLm Release 5.3.0.1 or earlier with
DLm Security 5.3.0.1 or earlier		 DLm Release 5.3.0.2 with
DLm Security 5.3.0.2
Mitigation without upgrade is also available.  (See Workarounds and Mitigations below)		 Contact customer support to schedule the code update

Workarounds & Mitigations

Standalone sudo mitigation requiring no DLm upgrade is also available.

Applicable DLm releases:      

  • DLm 5.0
  • DLm 5.1
  • DLm 5.3.0.0
  • DLm 5.3.0.1

For mitigation, contact customer support and reference KB article 000183711: DLm: Remediations for CVE-2021-3156

Revision History

RevisionDateDescription
1.02021-03-16Initial Release
2.02021-03-18
DLm 5.3.0.2 added
Link to mitigation KB added for older releases
Mitigation KB applicable versions text change
DLm 8500 changed to DLm8500
DLm 2500 changed to DLm2500

Related Information

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

Legal Disclaimer

Affected Products

Product Security Information

Products

Disk Library for mainframe DLm2500, Disk Library for mainframe DLm8500
Article Properties
Article Number: 000184235
Article Type: Dell Security Advisory
Last Modified: 22 May 2021
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