Back to CVE records
High 8.8Published Feb 16, 2022
CVE-2021-39300Potential vulnerabilities have been identified in UEFI firmware (BIOS) for some PC products which may allow escalation of privilege and arbitrary code execution.
Updated under an hour ago ()
Does this affect you?
It affects hp z1_entry_tower_g5_workstation_firmware and 59 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Start free and add your stack
Free account, 1 product
Potential vulnerabilities have been identified in UEFI firmware (BIOS) for some PC products which may allow escalation of privilege and arbitrary code execution.
- CVSS
- 8.8 HIGH (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- Weakness (CWE)
- CWE-269
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Modified
- Record last updated
- Oct 7, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
hp z1_entry_tower_g5_workstation_firmware hp:z1_entry_tower_g5_workstation_firmware | before 02.12.00 | NVD |
hp z1_entry_tower_g6_workstation_firmware hp:z1_entry_tower_g6_workstation_firmware | before 02.10.00 | NVD |
hp z1_g8_tower_desktop_pc_firmware hp:z1_g8_tower_desktop_pc_firmware | before 02.07.00 | NVD |
hp z4_g4_workstation_(core-x)_firmware hp:z4_g4_workstation_(core-x)_firmware | before 02.75; before 02.75; before 02.75 | NVD |
hp z4_g4_workstation_(xeon_w)_firmware hp:z4_g4_workstation_(xeon_w)_firmware | before 02.75; before 02.75; before 02.75 | NVD |
hp z6_g4_workstation_firmware hp:z6_g4_workstation_firmware | before 02.75; before 02.75; before 02.75 | NVD |
hp z8_g4_workstation_firmware hp:z8_g4_workstation_firmware | before 02.75; before 02.75; before 02.75 | NVD |
hp engage_flex_mini_retail_system_firmware hp:engage_flex_mini_retail_system_firmware | before 02.10.00 | NVD |
hp mp9_g4_retail_system_firmware hp:mp9_g4_retail_system_firmware | before 02.18.00 | NVD |
hp elite_dragonfly_firmware hp:elite_dragonfly_firmware | before 01.12.00 | NVD |
hp elite_dragonfly_g2_firmware hp:elite_dragonfly_g2_firmware | before 01.08.00 | NVD |
hp elite_dragonfly_max_firmware hp:elite_dragonfly_max_firmware | before 01.08.00 | NVD |
hp elite_x2_1013_g3_firmware hp:elite_x2_1013_g3_firmware | before 01.19.00 | NVD |
hp elite_x2_g4_firmware hp:elite_x2_g4_firmware | before 01.12.00 | NVD |
hp elite_x2_g8_tablet_firmware hp:elite_x2_g8_tablet_firmware | before 01.08.00 | NVD |
hp elitebook_1050_g1_firmware hp:elitebook_1050_g1_firmware | before 01.19.00 | NVD |
hp elitebook_830_g5_firmware hp:elitebook_830_g5_firmware | before 01.19.00 | NVD |
hp elitebook_830_g6_firmware hp:elitebook_830_g6_firmware | before 01.12.00 | NVD |
hp elitebook_830_g7_firmware hp:elitebook_830_g7_firmware | before 01.08.00 | NVD |
hp elitebook_830_g8_firmware hp:elitebook_830_g8_firmware | before 01.08.00 | NVD |
hp elitebook_836_g5_firmware hp:elitebook_836_g5_firmware | before 01.19.00 | NVD |
hp elitebook_836_g6_firmware hp:elitebook_836_g6_firmware | before 01.12.00 | NVD |
hp elitebook_840_aero_g8_firmware hp:elitebook_840_aero_g8_firmware | before 01.08.00 | NVD |
hp elitebook_840_g5_firmware hp:elitebook_840_g5_firmware | before 01.19.00 | NVD |
hp elitebook_840_g5_healthcare_edition_firmware hp:elitebook_840_g5_healthcare_edition_firmware | before 01.19.00 | NVD |
hp elitebook_840_g6_firmware hp:elitebook_840_g6_firmware | before 01.12.00 | NVD |
hp elitebook_840_g6_healthcare_edition_firmware hp:elitebook_840_g6_healthcare_edition_firmware | before 01.12.00 | NVD |
hp elitebook_840_g7_firmware hp:elitebook_840_g7_firmware | before 01.08.00 | NVD |
hp elitebook_840_g8_firmware hp:elitebook_840_g8_firmware | before 01.08.00 | NVD |
hp elitebook_840r_g4_firmware hp:elitebook_840r_g4_firmware | before 01.19.00 | NVD |
hp elitebook_846_g5_firmware hp:elitebook_846_g5_firmware | before 01.19.00 | NVD |
hp elitebook_850_g5_firmware hp:elitebook_850_g5_firmware | before 01.19.00 | NVD |
hp elitebook_850_g6_firmware hp:elitebook_850_g6_firmware | before 01.12.00 | NVD |
hp elitebook_850_g7_firmware hp:elitebook_850_g7_firmware | before 01.08.00 | NVD |
hp elitebook_850_g8_firmware hp:elitebook_850_g8_firmware | before 01.08.00 | NVD |
hp elitebook_x360_1030_g3_firmware hp:elitebook_x360_1030_g3_firmware | before 01.19.00 | NVD |
hp elitebook_x360_1030_g4_firmware hp:elitebook_x360_1030_g4_firmware | before 01.12.00 | NVD |
hp elitebook_x360_1030_g7_firmware hp:elitebook_x360_1030_g7_firmware | before 01.08.00 | NVD |
hp elitebook_x360_1030_g8_firmware hp:elitebook_x360_1030_g8_firmware | before 01.08.00 | NVD |
hp elitebook_x360_1040_g5_firmware hp:elitebook_x360_1040_g5_firmware | before 01.19.00 | NVD |
hp elitebook_x360_1040_g6_firmware hp:elitebook_x360_1040_g6_firmware | before 01.12.00 | NVD |
hp elitebook_x360_1040_g7_firmware hp:elitebook_x360_1040_g7_firmware | before 01.08.00 | NVD |
hp elitebook_x360_1040_g8_firmware hp:elitebook_x360_1040_g8_firmware | before 01.08.00 | NVD |
hp elitebook_x360_830_g5_firmware hp:elitebook_x360_830_g5_firmware | before 01.19.00 | NVD |
hp elitebook_x360_830_g6_firmware hp:elitebook_x360_830_g6_firmware | before 01.12.00 | NVD |
hp elitebook_x360_830_g7_firmware hp:elitebook_x360_830_g7_firmware | before 01.08.00 | NVD |
hp elitebook_x360_830_g8_firmware hp:elitebook_x360_830_g8_firmware | before 01.08.00 | NVD |
hp probook_430_g5_firmware hp:probook_430_g5_firmware | before 01.19.00 | NVD |
hp probook_430_g6_firmware hp:probook_430_g6_firmware | before 01.19.00 | NVD |
hp probook_430_g7_firmware hp:probook_430_g7_firmware | before 01.12.00 | NVD |
hp probook_430_g8_firmware hp:probook_430_g8_firmware | before 01.08.02 | NVD |
hp probook_440_g5_firmware hp:probook_440_g5_firmware | before 01.19.00 | NVD |
hp probook_440_g6_firmware hp:probook_440_g6_firmware | before 01.19.00 | NVD |
hp probook_440_g7_firmware hp:probook_440_g7_firmware | before 01.12.00 | NVD |
hp probook_440_g8_firmware hp:probook_440_g8_firmware | before 01.08.02 | NVD |
hp probook_450_g5_firmware hp:probook_450_g5_firmware | before 01.19.00 | NVD |
hp probook_450_g6_firmware hp:probook_450_g6_firmware | before 01.19.00 | NVD |
hp probook_450_g7_firmware hp:probook_450_g7_firmware | before 01.12.00 | NVD |
hp probook_450_g8_firmware hp:probook_450_g8_firmware | before 01.08.02 | NVD |
hp probook_470_g5_firmware hp:probook_470_g5_firmware | before 01.19.00 | NVD |
References
- https://support.hp.com/us-en/document/ish_5661066-5661090-16patch, vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.