Probook 440 G8 FirmwareOperating system · Hp

CVE-2022-23955

MEDIUM · 5.5 CVSS v3.1 Published 2022-03-02
Fix available
A fix is available. Upgrade to 01.08.11 / 02.07.10 or later.
See remediation →
57/100
Remediation priority · Elevated
Zero-click Patch available

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
Potential vulnerabilities have been identified in the BIOS for some HP PC products which may allow denial of service.

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

A detailed technical summary for this CVE is being prepared.

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.

NVD · CPE data
Probook 440 G8 FirmwareOperating system
Affected:< 01.08.11
Prodesk 405 G6 Small Form Factor FirmwareOperating system
Affected:< 02.07.10

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
Low
Privileges
Low
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

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
Upgrade available Upgrade to 01.08.11 / 02.07.10 or later
Fixed in 01.08.1102.07.10
Vendor patch support.hp.com →
Recommended fix High confidence

BIOS firmware version 01.08.11 for Probook 440 G8; BIOS firmware version 02.07.10 for Prodesk 405 G6 SFF

  1. Navigate to HP support website or the provided HP support document link
  2. Identify your exact HP model (Probook 440 G8 or Prodesk 405 G6 Small Form Factor)
  3. Locate and download the BIOS firmware update from HP's support page
  4. For Probook 440 G8: ensure you download version 01.08.11 or later
  5. For Prodesk 405 G6 SFF: ensure you download version 02.07.10 or later
  6. Follow HP's provided instructions to apply the BIOS update, typically by running the downloaded executable or using HP's BIOS update utility
  7. Ensure the system remains powered on and do not interrupt the update process until completion
Caveat BIOS updates are critical; power interruption during flashing can render the system inoperable; review HP release notes for any configuration resets required post-update

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

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Scan for this in your stack

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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-2022-23955 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
  • 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