How severe is CVE-2021-33078?

CVE-2021-33078 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-33078 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-33078?

CVE-2021-33078 primarily affects Intel Optane Ssd Dc P4800x Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-33078?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-33078 published?

CVE-2021-33078 was published on 2022-05-12 and last updated on 2026-06-17.

CVE-2021-33078

CVE-2021-33078 is a medium-severity vulnerability in Intel Optane Ssd Dc P4800x Firmware with a CVSS 3.x base score of 4.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-362.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
CVSS v2: 4.7
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-362
Affected product: Intel Optane Ssd Dc P4800x Firmware
Published: 2022-05-12
Last modified: 2026-06-17

Description

Race condition within a thread in firmware for some Intel(R) Optane(TM) SSD and Intel(R) SSD DC Products may allow a privileged user to potentially enable denial of service via local access.

Frequently asked questions

What is CVE-2021-33078?: Race condition within a thread in firmware for some Intel(R) Optane(TM) SSD and Intel(R) SSD DC Products may allow a privileged user to potentially enable denial of service via local access.
How severe is CVE-2021-33078?: CVE-2021-33078 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-33078 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-33078?: CVE-2021-33078 primarily affects Intel Optane Ssd Dc P4800x Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-33078?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-33078 published?: CVE-2021-33078 was published on 2022-05-12 and last updated on 2026-06-17.

References

Affected products (7)

cpe:2.3:o:intel:optane_ssd_dc_p4800x_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:optane_ssd_dc_p4801x_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:optane_ssd_p5800x_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:optane_memory_h20_with_solid_state_storage_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:optane_memory_h10_with_solid_state_storage_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:optane_ssd_905p_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:optane_ssd_900p_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Intel Optane Ssd Dc P4800x Firmware

CVE-2023-27519 — Medium (CVSS 6.9): Improper input validation in firmware for some Intel(R) Optane(TM) SSD products may allow a privileged user to…
CVE-2023-24587 — Medium (CVSS 6.9): Insufficient control flow management in firmware for some Intel(R) Optane(TM) SSD products may allow a privileged user…
CVE-2023-27879 — Medium (CVSS 6.8): Improper access control in firmware for some Intel(R) Optane(TM) SSD products may allow an unauthenticated user to…
CVE-2021-33080 — Medium (CVSS 6.8): Exposure of sensitive system information due to uncleared debug information in firmware for some Intel(R) SSD DC,…
CVE-2021-33077 — Medium (CVSS 6.8): Insufficient control flow management in firmware for some Intel(R) SSD, Intel(R) Optane(TM) SSD and Intel(R) SSD DC…
CVE-2023-27306 — Medium (CVSS 6.5): Improper Initialization in firmware for some Intel(R) Optane(TM) SSD products may allow an authenticated user to…

All CVEs affecting Intel Optane Ssd Dc P4800x Firmware →

Other CWE-362 (Race Condition) vulnerabilities

CVE-2022-27626 — Critical (CVSS 10.0): A vulnerability regarding concurrent execution using shared resource with improper synchronization ('Race Condition')…
CVE-2015-8556 — Critical (CVSS 10.0): Local privilege escalation vulnerability in the Gentoo QEMU package before 2.5.0-r1.
CVE-2014-0703 — Critical (CVSS 10.0): Cisco Wireless LAN Controller (WLC) devices 7.4 before 7.4.110.0 distribute Aironet IOS software with a race condition…
CVE-2010-1228 — Critical (CVSS 10.0): Multiple race conditions in the sandbox infrastructure in Google Chrome before 4.1.249.1036 have unspecified impact and…
CVE-2008-6598 — Critical (CVSS 10.0): Multiple race conditions in WANPIPE before 3.3.6 have unknown impact and attack vectors related to "bri restart logic."
CVE-2026-46137 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: ADD_ADDR rtx: fix potential…

Browse all CWE-362 (Race Condition) vulnerabilities →