How severe is CVE-2024-38861?

CVE-2024-38861 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2024-38861 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-38861?

CVE-2024-38861 affects Tomtretbar Mikrotik. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-38861?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-38861 have an EU (EUVD) identifier?

Yes. CVE-2024-38861 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-37648.

When was CVE-2024-38861 published?

CVE-2024-38861 was published on 2024-09-27 and last updated on 2026-06-17.

CVE-2024-38861

CVE-2024-38861 is a high-severity vulnerability in Tomtretbar Mikrotik with a CVSS 3.x base score of 7.4. 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-295.

Key facts

Severity: High (CVSS 3.x base score 7.4)
CVSS v4: 4.9
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-37648
Weakness: CWE-295
Affected product: Tomtretbar Mikrotik
Published: 2024-09-27
Last modified: 2026-06-17

Description

Improper Certificate Validation in Checkmk Exchange plugin MikroTik allows attackers in MitM position to intercept traffic. This issue affects MikroTik: from 2.0.0 through 2.5.5, from 0.4a_mk through 2.0a.

Frequently asked questions

What is CVE-2024-38861?: Improper Certificate Validation in Checkmk Exchange plugin MikroTik allows attackers in MitM position to intercept traffic. This issue affects MikroTik: from 2.0.0 through 2.5.5, from 0.4a_mk through 2.0a.
How severe is CVE-2024-38861?: CVE-2024-38861 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2024-38861 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-38861?: CVE-2024-38861 affects Tomtretbar Mikrotik. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-38861?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-38861 have an EU (EUVD) identifier?: Yes. CVE-2024-38861 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-37648.
When was CVE-2024-38861 published?: CVE-2024-38861 was published on 2024-09-27 and last updated on 2026-06-17.

References

https://exchange.checkmk.com/p/mikrotik

Affected products (1)

cpe:2.3:a:tomtretbar:mikrotik:*:*:*:*:*:checkmk:*:*

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