CVE-2021-21564
Dell OpenManage Enterprise versions prior to 3.6.1 contain an improper authentication...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
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.
- Record
CVE-2021-21564- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-200
- Updated
- 2026-11-02
EUVDEUVD-2021-8836
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.
- Record
EUVD-2021-8836- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-39hh-9mhm-44jx
Dell OpenManage Enterprise versions prior to 3.6.1 contain an improper authentication...
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.
- Record
GHSA-39hh-9mhm-44jx- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-287
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2021-21564- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-200, CWE-287
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-21564 is a critical vulnerability (CVSS 9.8) in Dell Openmanage Enterprise, published August 9, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.58%, the 75th percentile. No source names a fixed version.