CVE-2025-58124

Lack of TLS validation in plugin check-mk-api on Checkmk Exchange

Published Aug 28, 2025 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
Description
Improper Certificate Validation in Checkmk Exchange plugin check-mk-api allows attackers in MitM position to intercept traffic.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-25967 Improper Certificate Validation in Checkmk Exchange plugin check-mk-api allows attackers in MitM position to intercept traffic.
History
Type Values Removed Values Added
First Time appeared Heinlein-support
Heinlein-support check Mk Python Api
CPEs cpe:2.3:a:heinlein-support:check_mk_python_api:-:*:*:*:*:checkmk:*:*
Vendors & Products Heinlein-support
Heinlein-support check Mk Python Api
Metrics cvssV3_1

{'score': 4.8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N'}

Type Values Removed Values Added
First Time appeared Checkmk
Checkmk checkmk
Vendors & Products Checkmk
Checkmk checkmk
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Improper Certificate Validation in Checkmk Exchange plugin check-mk-api allows attackers in MitM position to intercept traffic.
Title Lack of TLS validation in plugin check-mk-api on Checkmk Exchange
Weaknesses CWE-295
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:H/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Checkmk
Published
Updated
Oct 7, 2025, 9:33 AM
Reserved
Aug 25, 2025, 11:50 AM
Status
Analyzed
Published
Aug 28, 2025, 1:16 PM
Modified
Sep 26, 2026, 12:10 AM