CVE-2021-21588

MEDIUM

Dell PowerFlex Presentation Server 3.5.x-3.5.9 - Unauthenticated Cross-Site WebSocket Hijacking

Title source: llm
STIX 2.1

Description

Dell EMC PowerFlex, v3.5.x contain a Cross-Site WebSocket Hijacking Vulnerability in the Presentation Server/WebUI. An unauthenticated attacker could potentially exploit this vulnerability by tricking the user into performing unwanted actions on the Presentation Server and perform which may lead to configuration changes.

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://www.dell.com/support/kbdoc/000189265

Scores

CVSS v3 6.5
EPSS 0.0014
EPSS Percentile 33.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-345
Status published
Products (1)
dell/powerflex_presentation_server 3.5 - 3.6
Published Jul 12, 2021
Tracked Since Feb 18, 2026