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Improper Input ValidationWeakness · CWE-20

CVE-2025-22453

HIGH · 7.5 CVSS v3.1 Published 2026-02-10
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
77/100
Remediation priority · High
Zero-click

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.

NVD · unedited
Improper input validation for some Server Firmware Update Utility(SysFwUpdt) before version 16.0.12 within Ring 3: User Applications may allow an escalation of privilege. System software adversary with a privileged user combined with a high complexity attack may enable local code execution. This result may potentially occur via local access when attack requirements are present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (high), integrity (high) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (none) impacts.

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.

dbcve analysis · high confidence

Improper input validation in the Server Firmware Update Utility (SysFwUpdt) before version 16.0.12 allows local privilege escalation from Ring 3 user applications. A high-complexity local attacker can achieve code execution with elevated privileges without user interaction or special internal knowledge.

MitigationUpdate SysFwUpdt to version 16.0.12 or later to remediate the improper input validation vulnerability.

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

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.

From the vector
Attack vector
Local
Complexity
High
Privileges
High
User interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

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

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.

dbcve checks

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

  1. Locate SysFwUpdt utility on the system
    Search for the Server Firmware Update Utility executable or service named SysFwUpdt in common installation directories or system utility listings
    Affected if The utility is present on the system
  2. Determine the installed version of SysFwUpdt
    Use the system's standard method to query the version of the SysFwUpdt utility (such as file properties, version command, or utility-specific version flag)
    Affected if A version number is returned by the utility or associated files
  3. Compare the installed version to the affected range
    Compare the identified version against version 16.0.12 - any version lower than 16.0.12 falls within the affected range
    Affected if The installed version is below 16.0.12 (for example, 16.0.10, 15.x, or earlier)
  4. Verify local user access exists
    Confirm that local unprivileged user accounts or Ring 3 applications have access to the system where SysFwUpdt is installed
    Affected if Local non-administrative users or processes can interact with the vulnerable utility

If the SysFwUpdt utility is installed and its version is earlier than 16.0.12, the environment is affected by this privilege escalation vulnerability.

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

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

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.

dbcve · scoped
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Update SysFwUpdt to version 16.0.12 or later to remediate the improper input validation vulnerability.

Recommended fix Moderate confidence

Server Firmware Update Utility (SysFwUpdt) version 16.0.12 or later

  1. Identify the current version of Server Firmware Update Utility (SysFwUpdt) installed on the system
  2. Download version 16.0.12 or later of Server Firmware Update Utility from Intel's official support website (intel.com/support)
  3. Follow Intel's standard installation procedure for the Server Firmware Update Utility, which typically requires administrator/privileged access
  4. Restart any affected services or systems as directed by the installation documentation
  5. Verify the installed version matches or exceeds 16.0.12 using the utility's version check function

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

Have this fixed Scoped from the published advisory
  • Consultation4.0 h
  • Implementation2.0 h
  • Testing4.0 h
  • Review / QA2.0 h
12.0 hours of engineering $2,120
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2025-22453 in production — separate from our analysis above.

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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
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  • Version or environment caveats, and links to real fixes
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