CVE-2018-3612

CVE-2018-3612 is a high-severity vulnerability in Intel Bios with a CVSS 3.x base score of 7.8. 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: High (CVSS 3.x base score 7.8)
• CVSS v2: 7.2
• EPSS exploit prediction: 0% (24th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-20
• Affected product: Intel Bios
• Published: 2018-05-10
• Last modified: 2026-06-17

Description

Intel NUC kits with insufficient input validation in system firmware, potentially allows a local attacker to elevate privileges to System Management Mode (SMM).

Frequently asked questions

What is CVE-2018-3612?

Intel NUC kits with insufficient input validation in system firmware, potentially allows a local attacker to elevate privileges to System Management Mode (SMM).

How severe is CVE-2018-3612?

CVE-2018-3612 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-3612 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-3612?

CVE-2018-3612 primarily affects Intel Bios. In total, 34 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-3612?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-3612 published?

CVE-2018-3612 was published on 2018-05-10 and last updated on 2026-06-17.

References

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00110.html

Affected products (34)

• cpe:2.3:o:intel:bios:ayaplcel.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:bnkbl357.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:ccsklm5v.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:ccsklm30.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:dnkbli5v.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:dnkbli7v.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:dnkbli30.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:fybyt10h.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:gkaplcpx.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:kyskli70.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:mkkbli5v.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:mkkbly35.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:mybdwi5v.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:mybdwi30.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:rybdwi35.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:syskli35.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bios:tybyt10h.86a:*:*:*:*:*:*:*
• cpe:2.3:o:intel:ayaplcel.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:bnkbl357.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:ccsklm30.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:ccsklm5v.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:dnkbli30.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:dnkbli5v.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:dnkbli7v.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:fybyt10h.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:gkaplcpx.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:kyskli70.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:mkkbli5v.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:mkkbly35.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:mybdwi30.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:mybdwi5v.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:rybdwi35.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:syskli35.86a:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:tybyt10h.86a:-:*:*:*:*:*:*:*

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