Administrative Tools For Intel Network AdaptersApplication · Intel

CVE-2021-33058

HIGH · 7.8 CVSS v3.1 Published 2021-11-17

Fix available

A fix is available. Upgrade to 1.4.0.21 or later.

See remediation →

80/100

Remediation priority · High

Zero-click

Official description

NVD · unedited

Improper access control in the installer Intel(R)Administrative Tools for Intel(R) Network Adaptersfor Windowsbefore version 1.4.0.21 may allow an unauthenticated user to potentially enable escalation of privilege via local access.

Technical summary

dbcve analysis · high confidence

This vulnerability involves improper access control in the Intel(R) Administrative Tools installer for Intel(R) Network Adapters on Windows. The flaw allows an unauthenticated local user to potentially escalate privileges to higher permissions by exploiting the installer component before version 1.4.0.21.

MitigationUpgrade Intel(R) Administrative Tools for Intel(R) Network Adapters to version 1.4.0.21 or later to remediate this vulnerability.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions

NVD · CPE data

Administrative Tools For Intel Network AdaptersApplication

Affected:< 1.4.0.21

CVSS breakdown

From the vector

Attack vector: Local
Complexity: Low
Privileges: Low
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Am I affected?

dbcve checks

Work through these to decide whether this CVE applies to you.

Verify if Intel Administrative Tools for Intel Network Adapters is installed

Open Windows Settings > Apps & Features, or run 'Get-WmiObject -Class Win32_Product' or check the registry at HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall for an entry named Intel(R) Administrative Tools for Intel(R) Network Adapters

Affected if The software is listed as installed on the system
Locate the installed version number

Right-click the entry in Apps & Features and select 'Advanced options', or check the Version value in the registry key for this product under HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall

Affected if A version number is displayed for the installed software
Compare the installed version against the affected range

Compare the version you found to 1.4.0.21 - version numbers follow semantic versioning where each numeric segment is compared left to right

Affected if The installed version is lower than 1.4.0.21 (for example, 1.4.0.20, 1.3.x, or any version starting with 1.2, 1.1, or 1.0)

The system is affected if Intel Administrative Tools for Intel Network Adapters is installed and its version is anything less than 1.4.0.21.

Generated from the published advisory. Verify against your own configuration.

Remediation

dbcve · scoped

Upgrade available Upgrade to 1.4.0.21 or later

Fixed in 1.4.0.21

Interim mitigation

Upgrade Intel(R) Administrative Tools for Intel(R) Network Adapters to version 1.4.0.21 or later to remediate this vulnerability.

Recommended fix High confidence

Intel Administrative Tools for Intel Network Adapters version 1.4.0.21

Navigate to the official Intel support website or the Intel Network Adapters download page
Locate and download Intel(R) Administrative Tools for Intel(R) Network Adapters version 1.4.0.21 or later for Windows
If currently installed, uninstall the existing version of Intel Administrative Tools through Windows Control Panel > Programs and Features
Restart the system if prompted by the uninstaller
Run the downloaded installer with administrator privileges
Follow the on-screen installation wizard prompts to complete the installation
Verify the installed version matches 1.4.0.21 or later through Windows Control Panel > Programs and Features

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Administrative Tools For Intel Network Adapters Scoped from the published advisory

Consultation1.0 h
Implementation2.0 h
Testing1.0 h
Review / QA1.0 h

5.0 hours of engineering $890

Get the upgrade done

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $1,424.

Scan for this in your stack

Free · runs locally

dbcve dependency scanner

Check whether your project pulls in CVE-2021-33058 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.

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References

Primary sources

www.intel.comVendor Advisory
security.netapp.comThird Party Advisory
nvd.nist.govNVD record

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2021-33058 in production — separate from our analysis above.

Notes0 Guidelines

Know something about CVE-2021-33058?

The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.

The version that genuinely resolved it — not the one the vendor claimed
A config change or rule that shut the vector down
A gotcha in the upgrade path that cost you an afternoon

No notes yet

Be the first to add a field note for this CVE — a mitigation you’ve verified, a version caveat, or a link to a working fix. Sign in above to contribute.

What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here

Verified mitigations, workarounds, and config changes
Version or environment caveats, and links to real fixes
No weaponised exploit code, or anything meant to cause harm
No spam, self-promotion, credentials, or personal data

At a glance

A fix existsUpgrade to 1.4.0.21 or later

Severity 7.8 High

Exploit likelihood EPSS, next 30 days 0.3%

Affects: Administrative Tools For Intel Network Adapters

Remediation

A high-priority fix

Fix this in Administrative Tools For Intel Network Adapters 5 hrs · Low

Typical engagement from $890

Get a fix See the full breakdown ↓

A high-priority vulnerability. Send your environment and a specialist will scope CVE-2021-33058 and return a fixed quote and timeline.

You’ll deal with our team directly and deploy the reviewed fix to staging first — never straight to production.

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

Check your environment

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

Scan for this in your stack

References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Practitioner notes

No notes yet

Official description

Technical summary

Affected products & versions

CVSS breakdown

Am I affected?

Remediation

References