Werk #15195: Protect automation user secret against timing attacks

Component Setup
Title Protect automation user secret against timing attacks
Date Nov 17, 2023
Checkmk Edition Checkmk Raw (CRE)
Checkmk Version 2.1.0p37 2.2.0p15 2.3.0b1
Level Trivial Change
Class Security Fix
Compatibility Compatible - no manual interaction needed

This Werks improves how the secret of an automation user is validated during login. Prior to the Werk, the automation user's password was not checked in a way that is safe against (theoretical) timing attacks. This is fixed now.

Even though this Werk improves security, it does not address an exploitable vulnerability. To aid automated scanning we assign a CVSS score of 0.0 (None) (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N).

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