RCE in Hp Z1 All-In-One G3
CVE-2021-3661
A potential security vulnerability has been identified in certain HP Workstation BIOS (UEFI firmware) which may allow arbitrary code execution. HP is releasing firmware mitigations for the potential vulnerability.
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.003 (22.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Hp Z1_all-in-one_g3
- Hp Z1_all-in-one_g3_firmware — versions 01.31
- Hp Z238_microtower
- Hp Z238_microtower_firmware — versions 01.83
- Hp Z240_small_form_factor
- Hp Z240_small_form_factor_firmware — versions 01.83
- Hp Z240_tower
- Hp Z240_tower_firmware — versions 01.83
- Hp Z2_mini_g3
- Hp Z2_mini_g3_firmware — versions 01.83
Weakness classification (CWE)
References
- hp-security-alert@hp.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-3661?
- CVE-2021-3661 is a high-severity vulnerability in Hp Z1 All-In-One G3, classified under Code Injection. CVSS score: 8.4/10. Published 2022-12-12.
- How severe is CVE-2021-3661?
- High severity. CVSS v3 base score is 8.4 out of 10.