CVE-2021-33069

Improper resource shutdown or release in firmware for some Intel(R) SSD, Intel(R) SSD DC, Intel(R...

5.5 Medium

Improper resource shutdown or release in firmware for some Intel(R) SSD, Intel(R) SSD DC, Intel(R) Optane(TM) SSD and Intel(R) Optane(TM) SSD DC may allow a privileged user to potentially enable denial of service via local access.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

0.23%Down 0.7 points since May 13, 2022

What each source reports

NVD Score used 5.5

Record: CVE-2021-33069
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0: 4.9 MediumAV:L/AC:L/Au:N/C:N/I:N/A:C
Weakness: CWE-404
Updated: 2026-11-02

CVE List No score

Record: CVE-2021-33069
Updated: 2026-11-02

EUVDEUVD-2021-19784 No score

Record: EUVD-2021-19784
Updated: 2026-11-03

GitHub AdvisoriesGHSA-498v-27pf-8h98 5.5

Improper resource shutdown or release in firmware for some Intel(R) SSD, Intel(R) SSD DC, Intel(R...

Record: GHSA-498v-27pf-8h98
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness: CWE-404
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-33069 is a medium vulnerability (CVSS 5.5) in Intel Optane Memory H10 With Solid State Storage Firmware, published May 12, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.23%, the 14th percentile. No source names a fixed version.