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CVE-2017-5722· NVD / CVE Program· CNA intel

Incorrect policy enforcement in system firmware for Intel NUC7i3BNK, NUC7i3BNH, NUC7i5BNK, NUC7i5BNH, NUC7i7BNH versions BN0049 and below al

Incorrect policy enforcement in system firmware for Intel NUC7i3BNK, NUC7i3BNH, NUC7i5BNK, NUC7i5BNH, NUC7i7BNH versions BN0049 and below allows attackers with local or physical access to bypass enforcement of integrity protections via manipulation of firmware storage.

HighCVSS 7.5 · v3.0—No exploit No fix recorded
Published
Oct 10, 2017
Updated
Jun 16, 2026
EPSS
0.3% · 26th percentile
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Report tools

JSON

Action score

30

Monitor

Low priority for now.

CVSS
30 / 40 · 7.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.3%

Affected systems

VendorProduct
intelnuc7i7bnh firmware
intelnuc7i7bnh
intelnuc7i5bnh firmware
intelnuc7i5bnh
intelnuc7i5bnk firmware
intelnuc7i5bnk
intelnuc7i3bnh firmware
intelnuc7i3bnh
intelnuc7i3bnk firmware
intelnuc7i3bnk

Affected versions

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

  • intel nuc7i3bnh firmwareayaplcel.86a.0041
  • intel nuc7i3bnh firmwarebnkbl357.86a.0052
  • intel nuc7i3bnh firmwareccsklm30.86a.0052
  • intel nuc7i3bnh firmwareccsklm5v.86a.0052
  • intel nuc7i3bnh firmwarednkbli30.86a.0026
  • intel nuc7i3bnh firmwarednkbli5v.86a.0026
  • intel nuc7i3bnh firmwarekyskli70.86a.0050
  • intel nuc7i3bnh firmwarerybdwi35.86a.0366
  • intel nuc7i3bnh firmwaresyskli35.86a.0062
  • intel nuc7i3bnh firmwaretybyt20h.86a.0015
  • intel nuc7i3bnk firmwareayaplcel.86a.0041
  • intel nuc7i3bnk firmwarebnkbl357.86a.0052
  • intel nuc7i3bnk firmwareccsklm30.86a.0052
  • intel nuc7i3bnk firmwareccsklm5v.86a.0052
  • intel nuc7i3bnk firmwarednkbli30.86a.0026
  • intel nuc7i3bnk firmwarednkbli5v.86a.0026
  • intel nuc7i3bnk firmwarekyskli70.86a.0050
  • intel nuc7i3bnk firmwarerybdwi35.86a.0366
  • intel nuc7i3bnk firmwaresyskli35.86a.0062
  • intel nuc7i3bnk firmwaretybyt20h.86a.0015

Versions reported by the vendor

Affected version ranges reported by the assigning authority (intel). Independent of NVD's CPE analysis and usually ahead of it.

  • Intel Corporation NUC Kits

    • BN0049 and belowaffected

Same product

intel: all records

Other highest-scoring records for the same primary product.

  • CVE-2017-5700Insufficient protection of password storage in system firmware for Intel NUC7i3BNK, NUC7i3BNH, NUC7i5BNK, NUC7i5BNH, NUC7i7BNH versions BN00
    33Monitor
  • CVE-2017-5721Insufficient input validation in system firmware for Intel NUC7i3BNK, NUC7i3BNH, NUC7i5BNK, NUC7i5BNH, NUC7i7BNH versions BN0049 and below a
    30Monitor
  • CVE-2017-5701Insecure platform configuration in system firmware for Intel NUC7i3BNK, NUC7i3BNH, NUC7i5BNK, NUC7i5BNH, NUC7i7BNH versions BN0049 and below
    28Monitor

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.
  • Administrator privileges are required.
  • No user action is required.
  • Special conditions such as timing or configuration are required.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted

Impact can extend beyond the vulnerable component (scope changes).

Attack vector
Local
Attack complexity
High
Privileges required
High
User interaction
None
Scope
Changed
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-269 · Improper Privilege Management

CVSS vector

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

nvd-primary

Root cause

To simplify setup, a service account is granted broad, cluster-wide permissions. The principle of least privilege is skipped during installation.

The bug in code

The whole CWE-269 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

yaml
kind: ClusterRolerules:  - apiGroups: ["*"]    resources: ["*"]    verbs: ["*"]

Fixed

yaml
kind: Rolemetadata:  namespace: lodos-systemrules:  - apiGroups: ["apps"]    resources: ["deployments"]    verbs: ["get", "list", "update"]

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.

We use this product, ask for help

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