CVSS 3.1
7.8 highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HCVE-2021-3809
High (7.8) in hp. EPSS 0.2% chance of exploitation in the next 30 days.
Potential security vulnerabilities have been identified in the BIOS (UEFI Firmware) for certain HP PC products, which might allow arbitrary code execution. HP is releasing firmware updates to mitigate these potential vulnerabilities.
Severity
- EPSS
- 0.2% chance of exploitation in the next 30 days; higher than 15% of CVEs (scores of 2026-10-31)
- CWE
- CWE-269
- Published
- Modified
- Record from
- the NVD, synced
Affected
- hp:elite_dragonfly_firmware
- hp:elite_slice_firmware
- hp:elite_slice_g2_firmware
- hp:elite_x2_1012_g2_firmware
- hp:elite_x2_1013_g3_firmware
- hp:elite_x2_g4_firmware
- hp:elitebook_1040_g4_firmware
- hp:elitebook_1050_g1_firmware
- hp:elitebook_725_g4_firmware
- hp:elitebook_735_g5_firmware
- hp:elitebook_735_g6_firmware
- hp:elitebook_745_g4_firmware
- hp:elitebook_745_g5_firmware
- hp:elitebook_745_g6_firmware
- hp:elitebook_755_g4_firmware
- hp:elitebook_755_g5_firmware
- hp:elitebook_820_g4_firmware
- hp:elitebook_828_g4_firmware
- hp:elitebook_830_g5_firmware
- hp:elitebook_830_g6_firmware
- hp:elitebook_836_g5_firmware
- hp:elitebook_836_g6_firmware
- hp:elitebook_840_g4_firmware
- hp:elitebook_840_g5_firmware
- hp:elitebook_840_g6_firmware
- hp:elitebook_840r_g4_firmware
- hp:elitebook_846_g5_firmware
- hp:elitebook_848_g4_firmware
- hp:elitebook_850_g4_firmware
- hp:elitebook_850_g5_firmware
- hp:elitebook_850_g6_firmware
- hp:elitebook_x360_1020_g2_firmware
- hp:elitebook_x360_1030_g2_firmware
- hp:elitebook_x360_1030_g3_firmware
- hp:elitebook_x360_1030_g4_firmware
- hp:elitebook_x360_1040_g5_firmware
- hp:elitebook_x360_1040_g6_firmware
- hp:elitebook_x360_830_g5_firmware
- hp:elitebook_x360_830_g6_firmware
- hp:elitedesk_705_g3_desktop_mini_pc_firmware
- hp:elitedesk_705_g3_microtower_pc_firmware
- hp:elitedesk_705_g3_small_form_factor_pc_firmware
- hp:elitedesk_705_g4_desktop_mini_pc_firmware
- hp:elitedesk_705_g4_microtower_pc_firmware
- hp:elitedesk_705_g4_small_form_factor_pc_firmware
- hp:elitedesk_705_g4_workstation_firmware
- hp:elitedesk_705_g5_desktop_mini_pc_firmware
- hp:elitedesk_705_g5_small_form_factor_pc_firmware
- hp:elitedesk_800_35w_g3_desktop_mini_pc_firmware
- hp:elitedesk_800_35w_g4_desktop_mini_pc_firmware