How severe is CVE-2024-28833?

CVE-2024-28833 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2024-28833 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-28833?

CVE-2024-28833 primarily affects Checkmk. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-28833?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-28833 have an EU (EUVD) identifier?

Yes. CVE-2024-28833 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-25919.

When was CVE-2024-28833 published?

CVE-2024-28833 was published on 2024-06-10 and last updated on 2026-06-17.

CVE-2024-28833

CVE-2024-28833 is a medium-severity vulnerability in Checkmk with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-307.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-25919
Weakness: CWE-307
Affected product: Checkmk
Published: 2024-06-10
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2024-28833?: 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.
How severe is CVE-2024-28833?: CVE-2024-28833 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2024-28833 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-28833?: CVE-2024-28833 primarily affects Checkmk. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-28833?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-28833 have an EU (EUVD) identifier?: Yes. CVE-2024-28833 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-25919.
When was CVE-2024-28833 published?: CVE-2024-28833 was published on 2024-06-10 and last updated on 2026-06-17.

References

https://checkmk.com/werk/16830

Affected products (5)

cpe:2.3:a:checkmk:checkmk:2.3.0:p1:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.3.0:p2:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.3.0:p3:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.3.0:p4:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.3.0:p5:*:*:*:*:*:*

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