CVE-2021-21564

Name: CVE-2021-21564
Creator: NVD / NIST
Published: 2021-08-09T21:15:07.713+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.58%

Last modified Jun 17, 2026

CVE-2021-21564 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Dell OpenManage Enterprise versions prior to 3.6.1 contain an improper authentication vulnerability. A remote unauthenticated attacker may potentially exploit this vulnerability to hijack an elevated session or perform unauthorized actions by sending malformed data.. EPSS estimates a 1.58% chance of exploitation in the next 30 days.

Description

Dell OpenManage Enterprise versions prior to 3.6.1 contain an improper authentication vulnerability. A remote unauthenticated attacker may potentially exploit this vulnerability to hijack an elevated session or perform unauthorized actions by sending malformed data.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.58%

72.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dell	Openmanage Enterprise	< 3.6.1

References

https://www.dell.com/support/kbdoc/000189673Patch, Vendor Advisory
https://www.dell.com/support/kbdoc/000189673Patch, Vendor Advisory

Timeline

Published: Aug 9, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-21564?

How severe is CVE-2021-21564?

CVE-2021-21564 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.58% probability of exploitation in the next 30 days.

How do I fix CVE-2021-21564?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-21564?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST