CVE-2021-33069 Denial of service in Intel(R) SSD, Intel(R) SSD DC, Intel(R) Optane(TM) SSD and Intel(R) Optane(TM) SSD DC

Medium 5.5 Published 12 May 2022 Updated 3 Aug 2024

A privileged local attacker can cause a denial of service in Intel SSD and Optane drives due to improper resource release in the firmware.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-33069?

CVE-2021-33069 is a medium-severity denial of service vulnerability in Intel(R) SSD, Intel(R) SSD DC, Intel(R) Optane(TM) SSD and Intel(R) Optane(TM) SSD DC, published on 12 May 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

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.

Weakness: CWE-404

Which versions are affected by CVE-2021-33069?

It affects 7 products.

Products include Intel Optane Memory H10 With Solid State Storage Firmware, Intel Optane Memory H20 With Solid State Storage Firmware, Intel Optane Ssd 900p Firmware, Intel Optane Ssd 905p Firmware, Intel Optane Ssd Dc P4800x Firmware, Intel Optane Ssd Dc P4801x Firmware and 1 more.

How do I fix CVE-2021-33069?

No fix has been published for CVE-2021-33069 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2021-33069 being exploited?

There is no known exploitation of CVE-2021-33069 in the wild and no public exploit code.

Sources

Also known as GHSA-498v-27pf-8h98.