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Article Number: 000193005

DSA-2021-201: Dell PowerScale OneFS Security Update for Multiple Vulnerabilities

Summary: Dell PowerScale OneFS remediation is available for multiple vulnerabilities that could be exploited by malicious users to compromise the affected system.

Article Content

Impact

Critical

Details

Proprietary Code CVEs Description CVSS Base Score CVSS Vector String
CVE-2021-21528 Dell EMC PowerScale OneFS versions 9.1.0, 9.2.0.x, and 9.2.1.x contain an Exposure of Information through Directory Listing vulnerability. A remote unauthenticated attacker may potentially exploit this vulnerability to gain unauthorized access to the filesystem. 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVE-2021-36315 Dell EMC PowerScale Nodes contain a hardware design flaw. This may allow a local unauthenticated user to escalate privileges. This also affects Compliance mode and for Compliance mode clusters, is a critical vulnerability. Dell EMC recommends applying the workaround at your earliest opportunity. 6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
 
Third-party Component CVE More information
Python CVE-2019-20907 https://nvd.nist.gov/vuln/detail/CVE-2019-20907 
cURL Multiple CVEs https://curl.se/docs/vuln-7.77.0.html
Proprietary Code CVEs Description CVSS Base Score CVSS Vector String
CVE-2021-21528 Dell EMC PowerScale OneFS versions 9.1.0, 9.2.0.x, and 9.2.1.x contain an Exposure of Information through Directory Listing vulnerability. A remote unauthenticated attacker may potentially exploit this vulnerability to gain unauthorized access to the filesystem. 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVE-2021-36315 Dell EMC PowerScale Nodes contain a hardware design flaw. This may allow a local unauthenticated user to escalate privileges. This also affects Compliance mode and for Compliance mode clusters, is a critical vulnerability. Dell EMC recommends applying the workaround at your earliest opportunity. 6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
 
Third-party Component CVE More information
Python CVE-2019-20907 https://nvd.nist.gov/vuln/detail/CVE-2019-20907 
cURL Multiple CVEs https://curl.se/docs/vuln-7.77.0.html
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

CVEs Addressed  Affected Versions Updated Versions Link to Update  
CVE-2019-20907 8.2.0, 8.2.1, 9.0.0.x, 9.2.0.x, 9.1.1.x Upgrade your version of OneFS    
  8.2.2, 9.1.0.x , 9.2.1.x Download and install the latest RUP    
CVE-2021-21528 9.2.0.x Upgrade your version of OneFS PowerScale OneFS Downloads Area  
  9.1.0.x , 9.2.1.x Download and install the latest RUP  
CVE-2021-36315
A100, S210, X410, H400, X210, NL410, A200, A2000, H400, H500,
H600, H5600, F800, F810,F200, F600, A300, A3000, H700, H7000		 See Knowledge Article 192465: [Isilon] How to enable/disable USB boot and/or secure the BIOS on Isilon nodes. 
 		  
See the PowerScale Security Configuration Guide 
Section: Disable USB Boot on nodes.		  
 

Note: The above table may not be a comprehensive list of all affected supported versions and may be updated as more information becomes available.
CVEs Addressed  Affected Versions Updated Versions Link to Update  
CVE-2019-20907 8.2.0, 8.2.1, 9.0.0.x, 9.2.0.x, 9.1.1.x Upgrade your version of OneFS    
  8.2.2, 9.1.0.x , 9.2.1.x Download and install the latest RUP    
CVE-2021-21528 9.2.0.x Upgrade your version of OneFS PowerScale OneFS Downloads Area  
  9.1.0.x , 9.2.1.x Download and install the latest RUP  
CVE-2021-36315
A100, S210, X410, H400, X210, NL410, A200, A2000, H400, H500,
H600, H5600, F800, F810,F200, F600, A300, A3000, H700, H7000		 See Knowledge Article 192465: [Isilon] How to enable/disable USB boot and/or secure the BIOS on Isilon nodes. 
 		  
See the PowerScale Security Configuration Guide 
Section: Disable USB Boot on nodes.		  
 

Note: The above table may not be a comprehensive list of all affected supported versions and may be updated as more information becomes available.

Workarounds and Mitigations

  Workarounds or Mitigations
CVE-2021-21528 Verify that a value for redirect flag is set.
Check the current gconfig value: 
# isi_gconfig -q -t http-config redirect
If nothing is returned, this means the value has not been set, and is using defaults. This must be set to true: 
# isi_gconfig -q -t http-config redirect=true
Confirm the value is now set: 
# isi_gconfig -q -t http-config redirect
In Compliance Mode:
Verify that a value for redirect flag is set.
Check the current gconfig value: 
# sudo isi_gconfig -q -t http-config redirect
If nothing is returned, this means the value has not been set, and is using defaults. This must be set to true: 
# sudo isi_gconfig -q -t http-config redirect=true
Confirm the value is now set: 
# sudo isi_gconfig -q -t http-config redirect
CVE-2021-36315 See the PowerScale Security Configuration Guide
Python None
cURL None

Revision History

RevisionDateDescription
1.02021-10-28Initial Release
2.02021-11-08 Links and CVEs updated

Related Information

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

Legal Information

Article Properties

Affected Product
Isilon A100, Isilon A200, Isilon A2000, Isilon F800, Isilon F810, Isilon H400, Isilon H500, Isilon H600, Isilon NL410, PowerScale OneFS, Isilon S210, Isilon X210, Isilon X410, PowerScale Archive A300, PowerScale Archive A3000, PowerScale F200 , PowerScale F600, PowerScale Hybrid H700, PowerScale Hybrid H7000, Product Security Information ...
Last Published Date

15 Feb 2022

Version

3

Article Type

Dell Security Advisory

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