Cyber Resilience

CVE-2022-30235

High

Published: 02 June 2022

Published
02 June 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
EPSS Score 0.0027 50.8th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-30235 is a high-severity Improper Restriction of Excessive Authentication Attempts (CWE-307) vulnerability in Schneider-Electric Wiser Smart Eer21000 Firmware. Its CVSS base score is 8.6 (High).

Operationally, ranked in the top 49.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A CWE-307: Improper Restriction of Excessive Authentication Attempts vulnerability exists that could allow unauthorized access when an attacker uses brute force. Affected Products: Wiser Smart, EER21000 & EER21001 (V4.5 and prior)

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

schneider-electric
wiser smart eer21000 firmware
≤ 4.5
schneider-electric
wiser smart eer21001 firmware
≤ 4.5

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-307

This control directly enforces limits on consecutive invalid logon attempts and automatic response (e.g., lockout) to prevent brute-force exploitation of authentication mechanisms.

addresses: CWE-307

Specific conditions can include excessive failed attempts, triggering stronger authentication that restricts brute-force exploitation.

References