How severe is CVE-2024-38865?

CVE-2024-38865 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-38865 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-38865?

CVE-2024-38865 primarily affects Checkmk. In total, 144 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-38865?

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-2024-38865 have an EU (EUVD) identifier?

Yes. CVE-2024-38865 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10484.

When was CVE-2024-38865 published?

CVE-2024-38865 was published on 2025-04-10 and last updated on 2026-06-17.

CVE-2024-38865

CVE-2024-38865 is a high-severity vulnerability in Checkmk with a CVSS 3.x base score of 8.8. 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-140.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 6.0
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-10484
Weakness: CWE-140
Affected product: Checkmk
Published: 2025-04-10
Last modified: 2026-06-17

Description

Improper neutralization of livestatus command delimiters in a specific endpoint within RestAPI of Checkmk prior to 2.2.0p39, 2.3.0p25, and 2.1.0p51 (EOL) allows arbitrary livestatus command execution. Exploitation requires the attacker to have a contact group assigned to their user account and for an event to originate from a host with the same contact group or from an event generated with an unknown host.

Frequently asked questions

What is CVE-2024-38865?: Improper neutralization of livestatus command delimiters in a specific endpoint within RestAPI of Checkmk prior to 2.2.0p39, 2.3.0p25, and 2.1.0p51 (EOL) allows arbitrary livestatus command execution. Exploitation requires the attacker to have a contact group assigned to their user account and for an event to originate from a host with the same contact group or from an event generated with an unknown host.
How severe is CVE-2024-38865?: CVE-2024-38865 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-38865 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-38865?: CVE-2024-38865 primarily affects Checkmk. In total, 144 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-38865?: 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-2024-38865 have an EU (EUVD) identifier?: Yes. CVE-2024-38865 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10484.
When was CVE-2024-38865 published?: CVE-2024-38865 was published on 2025-04-10 and last updated on 2026-06-17.

References

https://checkmk.com/werk/17028

Affected products (144)

cpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:-:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b1:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b2:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b3:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b4:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b5:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b6:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b7:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b8:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b9:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p1:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p10:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p11:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p12:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p13:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p14:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p15:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p16:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p17:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p18:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p19:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p2:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p20:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p21:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p22:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p23:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p24:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p25:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p26:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p27:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p28:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p29:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p3:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p30:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p31:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p32:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p33:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p34:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p35:*:*:*:*:*:*

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