How severe is CVE-2018-12166?

CVE-2018-12166 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-12166 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-12166?

CVE-2018-12166 affects Intel Optane Ssd Dc P4800x Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-12166?

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

When was CVE-2018-12166 published?

CVE-2018-12166 was published on 2019-01-10 and last updated on 2026-06-17.

CVE-2018-12166

CVE-2018-12166 is a medium-severity vulnerability in Intel Optane Ssd Dc P4800x Firmware with a CVSS 3.x base score of 4.4. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
CVSS v2: 2.1
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Intel Optane Ssd Dc P4800x Firmware
Published: 2019-01-10
Last modified: 2026-06-17

Description

Insufficient write protection in firmware for Intel(R) Optane(TM) SSD DC P4800X before version E2010435 may allow a privileged user to potentially enable a denial of service via local access.

Frequently asked questions

What is CVE-2018-12166?: Insufficient write protection in firmware for Intel(R) Optane(TM) SSD DC P4800X before version E2010435 may allow a privileged user to potentially enable a denial of service via local access.
How severe is CVE-2018-12166?: CVE-2018-12166 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-12166 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-12166?: CVE-2018-12166 affects Intel Optane Ssd Dc P4800x Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-12166?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-12166 published?: CVE-2018-12166 was published on 2019-01-10 and last updated on 2026-06-17.

References

https://www.intel.com/content/www/us/en/security-center/advisory/INTEL-SA-00175.html

Affected products (1)

cpe:2.3:o:intel:optane_ssd_dc_p4800x_firmware:*:*:*:*:*:*:*:*

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