Is CVE-2021-44165 in the CISA KEV catalog?

No. CVE-2021-44165 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-44165?

CVE-2021-44165 has a CVSS v3 base score of 7.2 (HIGH).

What is the EPSS score for CVE-2021-44165?

CVE-2021-44165 has an EPSS score of 2.59% (83th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-44165?

Upgrade 7kg9501-0aa01-0aa1 firmware to 2.41 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2021-44165

HIGHEPSS 83th pctl

7.2

CVSS v3

NVD

Description

A vulnerability has been identified in POWER METER SICAM Q100 (All versions < V2.41), POWER METER SICAM Q100 (All versions < V2.41), POWER METER SICAM Q100 (All versions < V2.41), POWER METER SICAM Q100 (All versions < V2.41). The affected firmware contains a buffer overflow vulnerability in the web application that could allow a remote attacker with engineer or admin priviliges to potentially perform remote code execution.

CWE-121Stack-based Buffer Overflow

How to fix

Remediation Available

7kg9501-0aa01-0aa1 firmwareNVD

Affected:< 2.41Fixed in:2.41CVE-2021-44165derived from NVD

7kg9501-0aa01-2aa1 firmwareNVD

Affected:< 2.41Fixed in:2.41CVE-2021-44165derived from NVD

7kg9501-0aa31-0aa1 firmwareNVD

Affected:< 2.41Fixed in:2.41CVE-2021-44165derived from NVD

7kg9501-0aa31-2aa1 firmwareNVD

Affected:< 2.41Fixed in:2.41CVE-2021-44165derived 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

2.59%probability of exploitation in 30 days

83rdpercentile

Elevated risk: more likely to be exploited than 83% of all known CVEs.

References

Vendor Advisory1

cert-portal.siemens.com

Related Vulnerabilities

Other CWE-121 (Stack-based Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2009-0927	High	8.8	97%	KEV	Fix
CVE-2020-10924	High	8.8	87%	-	-
CVE-2022-20705	Critical	10.0	80%	-	-

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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.