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DSA-2021-138: Dell PowerFlex Security Update for a Cross-Site WebSocket Hijacking in WebUI/Presentation Server Vulnerability

Summary: Dell PowerFlex remediation is available for the Presentation Server that could be exploited by malicious users to compromise the affected system.

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Impact

Medium

Details

Proprietary Code CVE(s) Description CVSS Base Score CVSS Vector String
CVE-2021-21588 Dell PowerFlex versions 3.5.x contain a Cross-Site WebSocket Hijacking Vulnerability in the Presentation Server/WebUI. An unauthenticated attacker may potentially exploit this vulnerability by tricking the user into performing unwanted actions on the Presentation Server which may lead to configuration changes. 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Proprietary Code CVE(s) Description CVSS Base Score CVSS Vector String
CVE-2021-21588 Dell PowerFlex versions 3.5.x contain a Cross-Site WebSocket Hijacking Vulnerability in the Presentation Server/WebUI. An unauthenticated attacker may potentially exploit this vulnerability by tricking the user into performing unwanted actions on the Presentation Server which may lead to configuration changes. 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
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 Versions Updated Version Link to Update
PowerFlex Presentation Server
 		  3.5.x 3.6 https://dl.dell.com/downloads/DL104415_PowerFlex-3.6-Build-355-Complete-Software-Download.zip
Product Affected Versions Updated Version Link to Update
PowerFlex Presentation Server
 		  3.5.x 3.6 https://dl.dell.com/downloads/DL104415_PowerFlex-3.6-Build-355-Complete-Software-Download.zip

Revision History

RevisionDateDescription
1.02021-07-01Initial Release

Related Information

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

Legal Disclaimer

Affected Products

Product Security Information
Article Properties
Article Number: 000189265
Article Type: Dell Security Advisory
Last Modified: 01 Jul 2021
Find answers to your questions from other Dell users
Support Services
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Article Properties
Article Number: 000189265
Article Type: Dell Security Advisory
Last Modified: 01 Jul 2021
Find answers to your questions from other Dell users
Support Services
Check if your device is covered by Support Services.