What is CVE-2021-36283?

CVE-2021-36283 is a high-severity vulnerability in Dell Chengming_3990, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2021-09-28.

How severe is CVE-2021-36283?

High severity. CVSS v3 base score is 7.5 out of 10.

Improper input validation in Dell Chengming_3990

CVE-2021-36283

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.002 (15.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

Dell Chengming_3990
Dell Chengming_3990_firmware
Dell Chengming_3991
Dell Chengming_3991_firmware
Dell Cpg Bios — versions unspecified
Dell G3_15_3500
Dell G3_15_3500_firmware
Dell G3_15_3590
Dell G3_15_3590_firmware
Dell G3_15_5500

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

security_alert@emc.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-36283?: CVE-2021-36283 is a high-severity vulnerability in Dell Chengming_3990, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2021-09-28.
How severe is CVE-2021-36283?: High severity. CVSS v3 base score is 7.5 out of 10.