Is CVE-2021-22714 in the CISA KEV catalog?

No. CVE-2021-22714 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-22714?

CVE-2021-22714 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2021-22714?

CVE-2021-22714 has an EPSS score of 2.43% (82th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-22714?

Upgrade powerlogic ion7400 firmware to 3.0.0 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2021-22714

CRITICALEPSS 82th pctl

9.8

CVSS v3

NVD

Description

A CWE-119:Improper restriction of operations within the bounds of a memory buffer vulnerability exists in PowerLogic ION7400, PM8000 and ION9000 (All versions prior to V3.0.0), which could cause the meter to reboot or allow for remote code execution.

CWE-119Buffer Overflow

How to fix

Remediation Available

powerlogic ion7400 firmwareNVD

Affected:< 3.0.0Fixed in:3.0.0CVE-2021-22714derived from NVD

powerlogic ion9000 firmwareNVD

Affected:< 3.0.0Fixed in:3.0.0CVE-2021-22714derived from NVD

powerlogic pm8000 firmwareNVD

Affected:< 3.0.0Fixed in:3.0.0CVE-2021-22714derived 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 RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.43%probability of exploitation in 30 days

82ndpercentile

Elevated risk: more likely to be exploited than 82% of all known CVEs.

References

Vendor Advisory1

se.com

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-4966	Critical	9.4	100%	KEV + Ransom	Fix
CVE-2017-11882	High	7.8	100%	KEV + Ransom	-
CVE-2020-0796	Critical	10.0	100%	KEV + Ransom	-
CVE-2008-4250	Critical	9.8	99%	KEV	-
CVE-2017-15944	Critical	9.8	98%	KEV	Fix
CVE-2015-0014	High	10.0	97%	-	-

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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.