Is CVE-2021-40043 in the CISA KEV catalog?

No. CVE-2021-40043 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-40043?

CVE-2021-40043 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2021-40043?

CVE-2021-40043 has an EPSS score of 0.39% (31th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-40043?

Upgrade ais-bw80h-00 firmware to 9.0.3.4(h100sp13c00) or later.

CVE & CISA-KEV Catalog

CVE-2021-40043

HIGH

7.8

CVSS v3

NVD

Description

The laser command injection vulnerability exists on AIS-BW80H-00 versions earlier than AIS-BW80H-00 9.0.3.4(H100SP13C00). The devices cannot effectively defend against external malicious interference. Attackers need the device to be visually exploitable and successful triggering of this vulnerability could execute voice commands on the device.

CWE-77Command Injection

How to fix

Remediation Available

ais-bw80h-00 firmwareNVD

Affected:< 9.0.3.4(h100sp13c00)Fixed in:9.0.3.4(h100sp13c00)CVE-2021-40043derived 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 ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.39%probability of exploitation in 30 days

31stpercentile

Low risk: more likely to be exploited than 31% of all known CVEs.

References

Vendor Advisory1

huawei.com

Related Vulnerabilities

Other CWE-77 (Command Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2024-21887	Critical	9.1	100%	KEV + Ransom	-
CVE-2023-1671	Critical	9.8	100%	KEV	Fix
CVE-2023-1389	High	8.8	100%	KEV	Fix
CVE-2021-1498	Critical	9.8	100%	KEV	Fix
CVE-2012-1823	Critical	9.8	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.