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Fencer Vulns
high 7.2

CVE-2019-6321 json

HP has identified a security vulnerability with some versions of Workstation BIOS (UEFI Firmware) where the runtime BIOS code could be tamp…

published 2019-05-29 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-15886

cvss
7.2
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 73%
public exploits
0
none known

Summary

HP has identified a security vulnerability with some versions of Workstation BIOS (UEFI Firmware) where the runtime BIOS code could be tampered with if the TPM is disabled. This vulnerability relates to Workstations whose TPM is disabled by default.

Patch / fix

  • hp z4_g4_workstation_firmware 1.70
  • hp z4_g4_core-x_workstation_firmware 1.70
  • hp z6_g4_workstation_firmware 1.71
  • hp z8_g4_workstation_firmware 1.71

Exploit prediction

1.43% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 7.2 CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

Affected products

  • n/a HP Z4 G4 Workstation (Xeon W)
  • n/a HP Z4 G4 Workstation (Xeon W) (Linux)
  • n/a HP Z4 G4 Core-X Workstation
  • n/a HP Z4 G4 Core-X Workstation (Linux)
  • n/a HP Z6 G4 Workstation
  • n/a HP Z6 G4 Workstation (Linux)
  • n/a HP Z8 G4 Workstation
  • n/a HP Z8 G4 Workstation (Linux)

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.