Is CVE-2022-43971 in the CISA KEV catalog?

No. CVE-2022-43971 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-43971?

CVE-2022-43971 has a CVSS v3 base score of 7.2 (HIGH).

What is the EPSS score for CVE-2022-43971?

CVE-2022-43971 has an EPSS score of 1.68% (74th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-43971?

Upgrade wumc710 firmware to 1.0.02 or later.

CVE & CISA-KEV Catalog

CVE-2022-43971

HIGHEPSS 74th pctl

7.2

CVSS v3

NVD

Description

An arbitrary code exection vulnerability exists in Linksys WUMC710 Wireless-AC Universal Media Connector with firmware <= 1.0.02 (build3). The do_setNTP function within the httpd binary uses unvalidated user input in the construction of a system command. An authenticated attacker with administrator privileges can leverage this vulnerability over the network via a malicious GET or POST request to /setNTP.cgi to execute arbitrary commands on the underlying Linux operating system as root.

CWE-78OS Command Injection

How to fix

Remediation Available

wumc710 firmwareNVD

Affected:< 1.0.02Fixed in:1.0.02CVE-2022-43971derived 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 VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.68%probability of exploitation in 30 days

74thpercentile

Elevated risk: more likely to be exploited than 74% of all known CVEs.

References

Exploit3

Related Vulnerabilities

Other CWE-78 (OS Command Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-1498	Critical	9.8	100%	KEV	Fix
CVE-2014-6271	Critical	9.8	100%	KEV	Fix
CVE-2019-16920	Critical	9.8	100%	KEV	-
CVE-2022-44877	Critical	9.8	100%	KEV	Fix
CVE-2020-8515	Critical	9.8	100%	KEV	-
CVE-2020-9054	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.