TI-2023-05643 Aliases CVE-2023-6138 GHSA-q833-5r3h-2vq9

A potential security vulnerability has been identified in the system BIOS for certain HP…

LOW 34Published 2024-02-14 · Updated 2024-11-21

Key facts

Attack vector: Local
Privileges required: High
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: None · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

A potential security vulnerability has been identified in the system BIOS for certain HP Workstation PCs, which might allow escalation of privilege, arbitrary code execution, or denial of service. HP is releasing mitigation for the potential vulnerability.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00193 9th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Hewlett Packard Enterprise	Certain HP Workstation PCs	See HP Security Bulletin reference for affected versions.	—	No fix listed	CNA

Certain HP Workstation PCs VendorHewlett Packard Enterprise Affected See HP Security Bulletin reference for affected versions. Fixed in — No fix listed CNA

CPE configurations NVD · 6

CPE	Versions	Role	Vendor
cpe:2.3:o:hp:z440_workstation_firmware::::::::	before 2.62	Vulnerable	Hewlett Packard Enterprise
cpe:2.3:h:hp:z440_workstation:-:::::::*	not specified by NVD	Running on	Hewlett Packard Enterprise
cpe:2.3:o:hp:z640_workstation_firmware::::::::	before 2.62	Vulnerable	Hewlett Packard Enterprise
cpe:2.3:h:hp:z640_workstation:-:::::::*	not specified by NVD	Running on	Hewlett Packard Enterprise
cpe:2.3:o:hp:z840_workstation_firmware::::::::	before 2.62	Vulnerable	Hewlett Packard Enterprise
cpe:2.3:h:hp:z840_workstation:-:::::::*	not specified by NVD	Running on	Hewlett Packard Enterprise

cpe:2.3:o:hp:z440_workstation_firmware:*:*:*:*:*:*:*:* Versions before 2.62 Vulnerable ·Hewlett Packard Enterprise
cpe:2.3:h:hp:z440_workstation:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Hewlett Packard Enterprise
cpe:2.3:o:hp:z640_workstation_firmware:*:*:*:*:*:*:*:* Versions before 2.62 Vulnerable ·Hewlett Packard Enterprise
cpe:2.3:h:hp:z640_workstation:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Hewlett Packard Enterprise
cpe:2.3:o:hp:z840_workstation_firmware:*:*:*:*:*:*:*:* Versions before 2.62 Vulnerable ·Hewlett Packard Enterprise
cpe:2.3:h:hp:z840_workstation:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Hewlett Packard Enterprise

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-6138
2026-10-03 Alias added: GHSA-q833-5r3h-2vq9

References

Advisory 1

https://support.hp.com/us-en/document/ish_10167884-10167908-16/hpsbhf03915

TI-2022-21512 Time-of-check time-of-use race condition in Hewlett Packard Enterprise HP PC BIOS CVSS 3.1HIGH 7.8
TI-2022-21511 Time-of-check time-of-use race condition in Hewlett Packard Enterprise HP PC BIOS CVSS 3.1HIGH 7.8
TI-2022-13560 Time-of-check time-of-use race condition in Hewlett Packard Enterprise HP PC BIOS CVSS 3.1HIGH 7.8
TI-2022-13559 Time-of-check time-of-use race condition in Hewlett Packard Enterprise HP PC BIOS CVSS 3.1HIGH 7.8
TI-2022-13558 Time-of-check time-of-use race condition in Hewlett Packard Enterprise HP PC BIOS CVSS 3.1HIGH 7.8
TI-2022-13557 Time-of-check time-of-use race condition in Hewlett Packard Enterprise HP PC BIOS CVSS 3.1HIGH 7.8

See all 10 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences