How severe is CVE-2021-22714?

CVE-2021-22714 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-22714 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-22714?

CVE-2021-22714 primarily affects Schneider-electric Powerlogic Ion7400 Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-22714?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-22714 published?

CVE-2021-22714 was published on 2021-03-11 and last updated on 2026-06-17.

CVE-2021-22714

CVE-2021-22714 is a critical-severity vulnerability in Schneider-electric Powerlogic Ion7400 Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Schneider-electric Powerlogic Ion7400 Firmware
Published: 2021-03-11
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2021-22714?: 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.
How severe is CVE-2021-22714?: CVE-2021-22714 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-22714 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22714?: CVE-2021-22714 primarily affects Schneider-electric Powerlogic Ion7400 Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-22714?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-22714 published?: CVE-2021-22714 was published on 2021-03-11 and last updated on 2026-06-17.

References

https://www.se.com/ww/en/download/document/SEVD-2021-068-02

Affected products (3)

cpe:2.3:o:schneider-electric:powerlogic_ion7400_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:powerlogic_pm8000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:powerlogic_ion9000_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Schneider-electric Powerlogic Ion7400 Firmware

CVE-2022-46680 — High (CVSS 8.8): A CWE-319: Cleartext transmission of sensitive information vulnerability exists that could cause disclosure of…
CVE-2021-22703 — High (CVSS 7.5): A CWE-319: Cleartext transmission of sensitive information vulnerability exists in PowerLogic ION7400, ION7650,…
CVE-2021-22702 — High (CVSS 7.5): A CWE-319: Cleartext transmission of sensitive information vulnerability exists in PowerLogic ION7400, ION7650,…
CVE-2021-22701 — Medium (CVSS 4.5): A CWE-352: Cross-Site Request Forgery vulnerability exists in PowerLogic ION7400, ION7650, ION83xx/84xx/85xx/8600,…

All CVEs affecting Schneider-electric Powerlogic Ion7400 Firmware →

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

CVE-2026-77946 — Critical (CVSS 10.0): A vulnerability was determined in TRENDnet TEW-821DAP 2.2.01b05. Affected by this vulnerability is the function…
CVE-2026-76008 — Critical (CVSS 10.0): A flaw has been found in Comfast CF-N1-S 2.6.0.1. This affects the function get_para_from_uri of the file…
CVE-2026-75784 — Critical (CVSS 10.0): A vulnerability was detected in TRENDnet TEW-WLC100 1v2.07b01. Affected by this issue is the function FUN_0040da4c of…
CVE-2026-74843 — Critical (CVSS 10.0): A vulnerability was determined in Wavlink WN531P3 and WN535M1 V250922. Affected by this vulnerability is the function…
CVE-2026-16367 — Critical (CVSS 10.0): Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2026-2778 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in…

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →