CVE-2021-39301 — HIGH (8.8)

Q: What is CVE-2021-39301?

CVE-2021-39301 is a vulnerability with a CVSS score of 8.8 (HIGH). Potential vulnerabilities have been identified in UEFI firmware (BIOS) for some PC products which may allow escalation of privilege and arbitrary code execution.

Q: How severe is CVE-2021-39301?

CVE-2021-39301 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-39301?

Check the references section above for vendor advisories and patch information. Affected products include: Hp Z1 Entry Tower G5 Workstation Firmware, Hp Z1 Entry Tower G5 Workstation, Hp Z1 Entry Tower G6 Workstation Firmware, Hp Z1 Entry Tower G6 Workstation, Hp Z1 G8 Tower Desktop Pc Firmware.

Vulnerability Description

Potential vulnerabilities have been identified in UEFI firmware (BIOS) for some PC products which may allow escalation of privilege and arbitrary code execution.

CVSS Score

8.8

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Hp	Z1 Entry Tower G5 Workstation Firmware	< 02.12.00
Hp	Z1 Entry Tower G5 Workstation	-
Hp	Z1 Entry Tower G6 Workstation Firmware	< 02.10.00
Hp	Z1 Entry Tower G6 Workstation	-
Hp	Z1 G8 Tower Desktop Pc Firmware	< 02.07.00
Hp	Z1 G8 Tower Desktop Pc	-
Hp	Z4 G4 Workstation \(Core-X\) Firmware	< 02.75
Hp	Z4 G4 Workstation \(Core-X\)	-
Hp	Z4 G4 Workstation \(Xeon W\) Firmware	< 02.75
Hp	Z4 G4 Workstation \(Xeon W\)	-
Hp	Z6 G4 Workstation Firmware	< 02.75
Hp	Z6 G4 Workstation	-
Hp	Z8 G4 Workstation Firmware	< 02.75
Hp	Z8 G4 Workstation	-
Hp	Engage Flex Mini Retail System Firmware	< 02.10.00
Hp	Engage Flex Mini Retail System	-
Hp	Mp9 G4 Retail System Firmware	< 02.18.00
Hp	Mp9 G4 Retail System	-
Hp	Elite Dragonfly Firmware	< 01.12.00
Hp	Elite Dragonfly	-

References

https://support.hp.com/us-en/document/ish_5661066-5661090-16PatchVendor Advisory
https://support.hp.com/us-en/document/ish_5661066-5661090-16PatchVendor Advisory

FAQ

What is CVE-2021-39301?

CVE-2021-39301 is a vulnerability with a CVSS score of 8.8 (HIGH). Potential vulnerabilities have been identified in UEFI firmware (BIOS) for some PC products which may allow escalation of privilege and arbitrary code execution.

How severe is CVE-2021-39301?

CVE-2021-39301 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-39301?

Check the references section above for vendor advisories and patch information. Affected products include: Hp Z1 Entry Tower G5 Workstation Firmware, Hp Z1 Entry Tower G5 Workstation, Hp Z1 Entry Tower G6 Workstation Firmware, Hp Z1 Entry Tower G6 Workstation, Hp Z1 G8 Tower Desktop Pc Firmware.