Is CVE-2019-6321 in the CISA KEV catalog?

No. CVE-2019-6321 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-6321?

CVE-2019-6321 has a CVSS v3 base score of 7.2 (HIGH).

What is the EPSS score for CVE-2019-6321?

CVE-2019-6321 has an EPSS score of 1.45% (70th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-6321?

Upgrade z4 g4 core-x workstation firmware to 1.70 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2019-6321

HIGHEPSS 70th pctl

7.2

CVSS v3

NVD

Description

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.

CWE-667

How to fix

Remediation Available

z4 g4 core-x workstation firmwareNVD

Affected:< 1.70Fixed in:1.70CVE-2019-6321derived from NVD

z4 g4 workstation firmwareNVD

Affected:< 1.70Fixed in:1.70CVE-2019-6321derived from NVD

z6 g4 workstation firmwareNVD

Affected:< 1.71Fixed in:1.71CVE-2019-6321derived from NVD

z8 g4 workstation firmwareNVD

Affected:< 1.71Fixed in:1.71CVE-2019-6321derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

1.45%probability of exploitation in 30 days

70thpercentile

Elevated risk: more likely to be exploited than 70% of all known CVEs.

References

Patch1

support.hp.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.