CVE-2025-46414 — EG4 Electronics EG4 Inverters Improper Restriction of Excessive Authentication Attempts

Description (CNA)

The affected product does not limit the number of attempts for inputting the correct PIN for a registered product, which may allow an attacker to gain unauthorized access using brute-force methods if they possess a valid device serial number. The API provides clear feedback when the correct PIN is entered. This vulnerability was patched in a server-side update on April 6, 2025.

Affected (CNA)

Vendor / product	Versions
EG4 Electronics / EG4 12kPV	affected all versions
EG4 Electronics / EG4 18kPV	affected all versions
EG4 Electronics / EG4 Flex 21	affected all versions
EG4 Electronics / EG4 Flex 18	affected all versions
EG4 Electronics / EG4 6000XP	affected all versions
EG4 Electronics / EG4 12000XP	affected all versions
EG4 Electronics / EG4 GridBoss	affected all versions

CWE

CWE-307

References

https://www.cisa.gov/news-events/ics-advisories/icsa-25-219-07
https://eg4electronics.com/contact/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.