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Vulnerability record · CVE-2021-21578 · published 3 August 2021

CVE-2021-21578: Dell emc idrac9 firmware open redirect vulnerability

Dell · Emc Idrac9 Firmware

Dell EMC iDRAC9 versions prior to 4.40.40.00 contain an open redirect vulnerability. A remote unauthenticated attacker may exploit this vulnerability to redirect users to arbitrary web URLs by tricking the victim users to click on maliciously crafted links.

6.1 CVSS 3.1 Medium EPSS 0.82% · top 44.7% CWE-601 · Open redirect
6.1CVSS 3.1 base score, v2 5.8
0.82%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Dell EMC iDRAC9 versions prior to 4.40.40.00 contain an open redirect vulnerability. A remote unauthenticated attacker may exploit this vulnerability to redirect users to arbitrary web URLs by tricking the victim users to click on maliciously crafted links.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.dell.com/support/kbdoc/000189193 Vendor Advisory
https://www.dell.com/support/kbdoc/000189193 Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2021-21578), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.