CVE-2023-6157

CVE-2023-6157 is a high-severity vulnerability in Checkmk with a CVSS 3.x base score of 7.6. 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

Description

Improper neutralization of livestatus command delimiters in ajax_search in Checkmk <= 2.0.0p39, < 2.1.0p37, and < 2.2.0p15 allows arbitrary livestatus command execution for authorized users.

Frequently asked questions

What is CVE-2023-6157?
Improper neutralization of livestatus command delimiters in ajax_search in Checkmk <= 2.0.0p39, < 2.1.0p37, and < 2.2.0p15 allows arbitrary livestatus command execution for authorized users.
How severe is CVE-2023-6157?
CVE-2023-6157 has a CVSS 3.x base score of 7.6, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability high.
Is CVE-2023-6157 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-6157?
CVE-2023-6157 primarily affects Checkmk. In total, 119 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-6157?
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.
When was CVE-2023-6157 published?
CVE-2023-6157 was published on 2023-11-22 and last updated on 2026-06-17.

References

Affected products (119)

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