CVE-2024-28833

highpriority · track · 30EPSS 0.004 · 34 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.40% (34th) EPSS

CVSS 7.5 · high

Is it mine?

3 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.9–7.5

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · ENISA EU

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · security@checkmk.comexploitability 2.2 · impact 3.6

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-307USprimary

affected products (3)

Products and version ranges known to be affected.

Checkmk Checkmk 2.3.0all versionscert_bundDEcpe:/a:checkmk:checkmk:2.3.0
Checkmk GmbH Checkmk2.3.0 → 2.3.0p6enisa_euvdEU
checkmk checkmk= 2.3.0nvdUScpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2024-1321Checkmk: Schwachstelle ermöglicht Umgehen von SicherheitsvorkehrungenDeutsch2024-06-09csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Checkmk ausnutzen, um Sicherheitsvorkehrungen zu umgehen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd NVD CVE.org MITRE

published 2024-06-10modified 2026-06-17

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+820 more

references (4)

External citations — patches, advisories, analysis.

scry

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