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CVE-2018-3612· NVD / CVE Program· CNA intel

Intel NUC kits with insufficient input validation in system firmware, potentially allows a local attacker to elevate privileges to System Ma

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

HighCVSS 7.8 · v3.0—No exploit No fix recorded
Published
May 10, 2018
Updated
Jun 16, 2026
EPSS
0.3% · 23th percentile
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JSON

Action score

31

Monitor

Low priority for now.

CVSS
31 / 40 · 7.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.3%

Affected systems

VendorProduct
intelbios
intelayaplcel.86a
intelbnkbl357.86a
intelccsklm30.86a
intelccsklm5v.86a
inteldnkbli30.86a
inteldnkbli5v.86a
inteldnkbli7v.86a
intelfybyt10h.86a
intelgkaplcpx.86a
intelkyskli70.86a
intelmkkbli5v.86a

and 6 more

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • intel ayaplcel.86aall versions
  • intel biosayaplcel.86a
  • intel biosbnkbl357.86a
  • intel biosccsklm30.86a
  • intel biosccsklm5v.86a
  • intel biosdnkbli30.86a
  • intel biosdnkbli5v.86a
  • intel biosdnkbli7v.86a
  • intel biosfybyt10h.86a
  • intel biosgkaplcpx.86a
  • intel bioskyskli70.86a
  • intel biosmkkbli5v.86a
  • intel biosmkkbly35.86a
  • intel biosmybdwi30.86a
  • intel biosmybdwi5v.86a
  • intel biosrybdwi35.86a
  • intel biossyskli35.86a
  • intel biostybyt10h.86a
  • intel bnkbl357.86aall versions
  • intel ccsklm30.86aall versions

Same product

intel: all records

Other highest-scoring records for the same primary product.

  • CVE-2019-14557Buffer overflow in BIOS firmware for 8th, 9th, 10th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 & 5000 Series Processor
    32Monitor
  • CVE-2020-12360Out of bounds read in the firmware for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privileg
    31Monitor
  • CVE-2020-8672Out of bound read in BIOS firmware for 8th, 9th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 Series Processors may allow
    31Monitor
  • CVE-2020-8739Use of potentially dangerous function in Intel BIOS platform sample code for some Intel(R) Processors may allow an authenticated user to pot
    31Monitor
  • CVE-2020-12359Insufficient control flow management in the firmware for some Intel(R) Processors may allow an unauthenticated user to potentially enable es
    27Monitor
  • CVE-2008-7096Intel Desktop and Intel Mobile Boards with BIOS firmware DQ35JO, DQ35MP, DP35DP, DG33FB, DG33BU, DG33TL, MGM965TW, D945GCPE, and DX38BT allo
    27Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.

Technical details

Attack conditions

  • Someone with local access to the system can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Local
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-20 · Improper Input Validation

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

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Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records