Is CVE-2021-36283 in the CISA KEV catalog?

No. CVE-2021-36283 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-36283?

CVE-2021-36283 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2021-36283?

CVE-2021-36283 has an EPSS score of 0.24% (15th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-36283?

Upgrade chengming 3990 firmware to 1.3.1 or later. Fixes are available for 84 affected products.

CVE & CISA-KEV Catalog

CVE-2021-36283

HIGH

7.5

CVSS v3

NVD

Description

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.

CWE-20Improper Input Validation

How to fix

Remediation Available

chengming 3990 firmwareNVD

Affected:< 1.3.1Fixed in:1.3.1CVE-2021-36283derived from NVD

chengming 3991 firmwareNVD

Affected:< 1.3.1Fixed in:1.3.1CVE-2021-36283derived from NVD

g3 15 3500 firmwareNVD

Affected:< 1.7.1Fixed in:1.7.1CVE-2021-36283derived from NVD

g3 15 3590 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

g3 15 5500 firmwareNVD

Affected:< 1.7.1Fixed in:1.7.1CVE-2021-36283derived from NVD

inspiron 3493 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

inspiron 3501 firmwareNVD

Affected:< 1.1.0Fixed in:1.1.0CVE-2021-36283derived from NVD

inspiron 3593 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

inspiron 3793 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

inspiron 3880 firmwareNVD

Affected:< 1.3.1Fixed in:1.3.1CVE-2021-36283derived from NVD

inspiron 3881 firmwareNVD

Affected:< 1.3.1Fixed in:1.3.1CVE-2021-36283derived from NVD

inspiron 5400 2-in-1 firmwareNVD

Affected:< 1.5.0Fixed in:1.5.0CVE-2021-36283derived from NVD

inspiron 5490 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

inspiron 5493 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

inspiron 5498 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

inspiron 5590 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

inspiron 5593 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

inspiron 5598 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

inspiron 7391 2-in-1 firmwareNVD

Affected:< 1.9.1Fixed in:1.9.1CVE-2021-36283derived from NVD

inspiron 7500 2-in-1 silver firmwareNVD

Affected:< 1.5.0Fixed in:1.5.0CVE-2021-36283derived from NVD

inspiron 7500 firmwareNVD

Affected:< 1.5.1Fixed in:1.5.1CVE-2021-36283derived from NVD

inspiron 7501 firmwareNVD

Affected:< 1.5.1Fixed in:1.5.1CVE-2021-36283derived from NVD

inspiron 7590 firmwareNVD

Affected:< 1.8.0Fixed in:1.8.0CVE-2021-36283derived from NVD

inspiron 7591 firmwareNVD

Affected:< 1.8.0Fixed in:1.8.0CVE-2021-36283derived from NVD

latitude 3310 2-in-1 firmwareNVD

Affected:< 1.17.1Fixed in:1.17.1CVE-2021-36283derived from NVD

latitude 3310 firmwareNVD

Affected:< 1.8.3Fixed in:1.8.3CVE-2021-36283derived from NVD

latitude 5300 2-in-1 firmwareNVD

Affected:< 1.12.1Fixed in:1.12.1CVE-2021-36283derived from NVD

latitude 5300 firmwareNVD

Affected:< 1.12.1Fixed in:1.12.1CVE-2021-36283derived from NVD

latitude 5310 firmwareNVD

Affected:< 1.4.2Fixed in:1.4.2CVE-2021-36283derived from NVD

latitude 5400 firmwareNVD

Affected:< 1.10.1Fixed in:1.10.1CVE-2021-36283derived from NVD

latitude 5401 firmwareNVD

Affected:< 1.11.1Fixed in:1.11.1CVE-2021-36283derived from NVD

latitude 5410 firmwareNVD

Affected:< 1.4.3Fixed in:1.4.3CVE-2021-36283derived from NVD

latitude 5411 firmwareNVD

Affected:< 1.4.3Fixed in:1.4.3CVE-2021-36283derived from NVD

latitude 5500 firmwareNVD

Affected:< 1.10.1Fixed in:1.10.1CVE-2021-36283derived from NVD

latitude 5511 firmwareNVD

Affected:< 1.4.3Fixed in:1.4.3CVE-2021-36283derived from NVD

latitude 7200 2 in 1 firmwareNVD

Affected:< 1.10.1Fixed in:1.10.1CVE-2021-36283derived from NVD

latitude 7210 2 in 1 firmwareNVD

Affected:< 1.5.1Fixed in:1.5.1CVE-2021-36283derived from NVD

latitude 7220ex rugged extreme tablet firmwareNVD

Affected:< 1.9.1Fixed in:1.9.1CVE-2021-36283derived from NVD

latitude 7300 firmwareNVD

Affected:< 1.11.1Fixed in:1.11.1CVE-2021-36283derived from NVD

latitude 7310 firmwareNVD

Affected:< 1.5.1Fixed in:1.5.1CVE-2021-36283derived from NVD

latitude 7400 2-in-1 firmwareNVD

Affected:< 1.10.0Fixed in:1.10.0CVE-2021-36283derived from NVD

latitude 7400 firmwareNVD

Affected:< 1.11.1Fixed in:1.11.1CVE-2021-36283derived from NVD

latitude 7410 firmwareNVD

Affected:< 1.5.1Fixed in:1.5.1CVE-2021-36283derived from NVD

latitude 9410 firmwareNVD

Affected:< 1.5.1Fixed in:1.5.1CVE-2021-36283derived from NVD

latitude 9510 firmwareNVD

Affected:< 1.4.2Fixed in:1.4.2CVE-2021-36283derived from NVD

optiplex 3080 firmwareNVD

Affected:< 1.3.1Fixed in:1.3.1CVE-2021-36283derived from NVD

optiplex 3280 aio firmwareNVD

Affected:< 1.3.1Fixed in:1.3.1CVE-2021-36283derived from NVD

optiplex 5080 firmwareNVD

Affected:< 1.3.1Fixed in:1.3.1CVE-2021-36283derived from NVD

optiplex 5480 aio firmwareNVD

Affected:< 1.4.0Fixed in:1.4.0CVE-2021-36283derived from NVD

optiplex 7080 firmwareNVD

Affected:< 1.3.10Fixed in:1.3.10CVE-2021-36283derived from NVD

optiplex 7480 aio firmwareNVD

Affected:< 1.6.2Fixed in:1.6.2CVE-2021-36283derived from NVD

optiplex 7780 aio firmwareNVD

Affected:< 1.6.2Fixed in:1.6.2CVE-2021-36283derived from NVD

precision 3440 firmwareNVD

Affected:< 1.3.10Fixed in:1.3.10CVE-2021-36283derived from NVD

precision 3540 firmwareNVD

Affected:< 1.10.1Fixed in:1.10.1CVE-2021-36283derived from NVD

precision 3541 firmwareNVD

Affected:< 1.11.1Fixed in:1.11.1CVE-2021-36283derived from NVD

precision 3550 firmwareNVD

Affected:< 1.4.3Fixed in:1.4.3CVE-2021-36283derived from NVD

precision 3551 firmwareNVD

Affected:< 1.4.3Fixed in:1.4.3CVE-2021-36283derived from NVD

precision 3640 tower firmwareNVD

Affected:< 1.4.3Fixed in:1.4.3CVE-2021-36283derived from NVD

precision 5540 firmwareNVD

Affected:< 1.9.1Fixed in:1.9.1CVE-2021-36283derived from NVD

precision 5550 firmwareNVD

Affected:< 1.6.1Fixed in:1.6.1CVE-2021-36283derived from NVD

precision 5750 firmwareNVD

Affected:< 1.6.3Fixed in:1.6.3CVE-2021-36283derived from NVD

precision 7540 firmwareNVD

Affected:< 1.11.2Fixed in:1.11.2CVE-2021-36283derived from NVD

precision 7550 firmwareNVD

Affected:< 1.6.2Fixed in:1.6.2CVE-2021-36283derived from NVD

precision 7740 firmwareNVD

Affected:< 1.11.2Fixed in:1.11.2CVE-2021-36283derived from NVD

precision 7750 firmwareNVD

Affected:< 1.6.2Fixed in:1.6.2CVE-2021-36283derived from NVD

vostro 3401 firmwareNVD

Affected:< 1.1.0Fixed in:1.1.0CVE-2021-36283derived from NVD

vostro 3491 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

vostro 3501 firmwareNVD

Affected:< 1.1.0Fixed in:1.1.0CVE-2021-36283derived from NVD

vostro 3591 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

vostro 3681 firmwareNVD

Affected:< 1.3.1Fixed in:1.3.1CVE-2021-36283derived from NVD

vostro 3881 firmwareNVD

Affected:< 1.3.1Fixed in:1.3.1CVE-2021-36283derived from NVD

vostro 3888 firmwareNVD

Affected:< 1.3.1Fixed in:1.3.1CVE-2021-36283derived from NVD

vostro 5490 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

vostro 5590 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

vostro 7500 firmwareNVD

Affected:< 1.5.1Fixed in:1.5.1CVE-2021-36283derived from NVD

vostro 7590 firmwareNVD

Affected:< 1.8.0Fixed in:1.8.0CVE-2021-36283derived from NVD

wyse 5470 firmwareNVD

Affected:< 1.6.0Fixed in:1.6.0CVE-2021-36283derived from NVD

xps 13 9300 firmwareNVD

Affected:< 1.4.1Fixed in:1.4.1CVE-2021-36283derived from NVD

xps 13 9380 firmwareNVD

Affected:< 1.12.0Fixed in:1.12.0CVE-2021-36283derived from NVD

xps 17 9700 firmwareNVD

Affected:< 1.6.3Fixed in:1.6.3CVE-2021-36283derived from NVD

xps 7380 firmwareNVD

Affected:< 1.7.0Fixed in:1.7.0CVE-2021-36283derived from NVD

xps 7390 2-in-1 firmwareNVD

Affected:< 1.7.1Fixed in:1.7.1CVE-2021-36283derived from NVD

xps 7590 firmwareNVD

Affected:< 1.9.1Fixed in:1.9.1CVE-2021-36283derived from NVD

xps 9500 firmwareNVD

Affected:< 1.6.1Fixed in:1.6.1CVE-2021-36283derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityHigh

Privileges RequiredHigh

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.24%probability of exploitation in 30 days

15thpercentile

Low risk: more likely to be exploited than 15% of all known CVEs.

References

Patch1

dell.com

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.