CVE-2024-28833

Missing brute-force protection for two factor authentication

HIGH

7.5

CVSS Score

Published: June 10, 2024 at 11:55 AM UTC

Updated: June 17, 2026 at 07:21 AM UTC

1 product affected across 1 vendorCheckmk

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Severity

HIGH7.5

Exploit prediction

EPSS 0.4%

SSVC

No known exploit

Description

Improper restriction of excessive authentication attempts with two factor authentication methods in Checkmk 2.3 before 2.3.0p6 facilitates brute-forcing of second factor mechanisms.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Checkmk · Checkmk

95%

2.3.0 ≤ v < 2.3.0p62.3.0 2.3.0 p1 2.3.0 p2 2.3.0 p3 2.3.0 p4 2.3.0 p5

Affected range stops below 2.3.0p6, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://checkmk.com/werk/16830

References (1)

Vendor Advisory

Source: [email protected]

https://checkmk.com/werk/16830

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGH[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: NONE
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-307

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