CVE-2022-23957

MEDIUM

5.5

CVSS Score

Published: March 2, 2022 at 09:36 PM UTC

Updated: October 8, 2026 at 10:17 PM UTC

3 products affected across 1 vendorProbook 440 G8 FirmwareProdesk 405 G6 Small Form Factor FirmwareProdesk 405 G6 Small Form Factor Pc· also runs on 2 platforms

Using HP ProBook 440 G8 Notebook PC; HP ProDesk 405 G6 Small Form Factor PC by N/A?

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

Description

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

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Probook 440 G8 Firmware · HP

95%

v < 01.08.11*

Affected range stops below 01.08.11, so it looks safe — our inference, not a vendor statement

hp-probook-440-g8 (same device)

Prodesk 405 G6 Small Form Factor Firmware · HP

95%

v < 02.07.10*

Affected range stops below 02.07.10, so it looks safe — our inference, not a vendor statement

hp-prodesk-405-g6-small-form-factor (same device)

Prodesk 405 G6 Small Form Factor Pc · HP

55%

All versions

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

ProBook 440 G8 · HP

95%

Affected range stops below 01.08.11, so it looks safe — our inference, not a vendor statement

Affected range stops below 2.07.10, so it looks safe — our inference, not a vendor statement

ProDesk 405 G6 Small Form Factor · HP

95%

Affected range stops below 01.08.11, so it looks safe — our inference, not a vendor statement

Affected range stops below 2.07.10, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://support.hp.com/us-en/document/ish_5818692-5818718-16

References (1)

x_refsource_MISCPatchVendor Advisory

Source: [email protected]

https://support.hp.com/us-en/document/ish_5818692-5818718-16

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUM[email protected]

Attack Vector: LOCAL
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: NONE
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

NVD-CWE-noinfo

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