Werk #17013: Livestatus injection in mknotifyd

Komponente Notifications
Titel Livestatus injection in mknotifyd
Datum 08.07.2024
Level Kleine Änderung
Klasse Sicherheitsfix
Kompatibilität Kompatibel - benötigt kein manuelles Eingreifen
Checkmk versions & editions
2.4.0b1 Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)
2.3.0p11 Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)
2.2.0p32 Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)
2.1.0p47 Checkmk Enterprise (CEE), Checkmk MSP (CME)

Before this Werk a malicious notification sent via mknotifyd could allow an attacker to send arbitrary livestatus commands.

With this Werk livestatus escaping was added to the relevant functions.

This issue was found during internal review.

Affected Versions:

  • 2.3.0
  • 2.2.0
  • 2.1.0
  • 2.0.0 (EOL)

Vulnerability Management:

We have rated the issue with a CVSS Score of 6.5 Medium (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L) and assigned CVE-2024-6542.

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