CVE-2022-4126

CRITICAL 9.8CVE-2022-4126 · Published 27/03/2023 · updated 17/06/2026

In short

CVE-2022-4126 is a CRITICAL (CVSS 9.8) vulnerability affecting rccmd (abb).
Chance of exploitation in the next 30 days (EPSS): 0.62%, higher than 49.8% of all vulnerabilities.
Fix: update to 4.40_230207 or later.

Package	Affected versions	Patched versions
rccmd abb	`< 4.40_230207`	`4.40_230207`

Description

Use of Default Password vulnerability in ABB RCCMD on Windows, Linux, MacOS allows Try Common or Default Usernames and Passwords.This issue affects RCCMD: before 4.40 230207.

References

search.abb.com/library/Download.aspx · Vendor Advisory

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