FKIE_CVE-2025-65000
Vulnerability from fkie_nvd - Published: 2025-12-18 14:15 - Updated: 2025-12-23 17:04
Severity ?
Summary
SSH private keys of the "Remote alert handlers (Linux)" rule were exposed in the rule page's HTML source in Checkmk <= 2.4.0p18 and all versions of Checkmk 2.3.0. This potentially allowed unauthorized triggering of predefined alert handlers on hosts where the handler was deployed.
References
| URL | Tags | ||
|---|---|---|---|
| security@checkmk.com | https://checkmk.com/werk/19030 | Vendor Advisory |
Impacted products
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.2.0:*:*:*:*:*:*:*",
"matchCriteriaId": "8447E2D1-A540-4D4D-A89B-71581EB5C47A",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:-:*:*:*:*:*:*",
"matchCriteriaId": "83202950-840A-4CB7-AD96-CE62E84FABD8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:b1:*:*:*:*:*:*",
"matchCriteriaId": "1A020A77-7D84-4557-9B0B-D74A89BC1538",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:b2:*:*:*:*:*:*",
"matchCriteriaId": "D9770554-978B-4552-9E0E-CD6B6675243C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:b3:*:*:*:*:*:*",
"matchCriteriaId": "1883D2F4-CB96-4DDE-87E8-D1990A3FA092",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:b4:*:*:*:*:*:*",
"matchCriteriaId": "99AD6F39-AF67-4CB9-BED2-00CA75B9F5DB",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:b5:*:*:*:*:*:*",
"matchCriteriaId": "F08FE580-67D4-419C-AE4A-3B9EBC6A2838",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:b6:*:*:*:*:*:*",
"matchCriteriaId": "9DD5C67F-CD3E-400E-802D-8B52408A259F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p1:*:*:*:*:*:*",
"matchCriteriaId": "310A2FA2-633A-48FB-A5C2-9A9A922E72E2",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p10:*:*:*:*:*:*",
"matchCriteriaId": "3C0F1DC8-D9DF-4A7A-80DC-618FAB091375",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p11:*:*:*:*:*:*",
"matchCriteriaId": "9B0A1E3E-1B5A-4346-95BC-DE6FF6EE14CA",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p12:*:*:*:*:*:*",
"matchCriteriaId": "EB52B2A7-BDC1-4A4F-ABAF-69C1BA8E83C2",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p13:*:*:*:*:*:*",
"matchCriteriaId": "9F89225F-6969-4D89-B889-9CB09972825B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p14:*:*:*:*:*:*",
"matchCriteriaId": "2A1B23EA-4571-4E4E-80BC-FD76FFD83FFB",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p15:*:*:*:*:*:*",
"matchCriteriaId": "625A6998-5DAE-4538-9760-20523CCE501F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p16:*:*:*:*:*:*",
"matchCriteriaId": "6EFD4461-2C37-418F-90AD-3A956B2D91C7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p17:*:*:*:*:*:*",
"matchCriteriaId": "88523633-844C-41FE-ADF1-74D6AA2BCE6C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p18:*:*:*:*:*:*",
"matchCriteriaId": "5DA03E01-06D1-4E18-9C7B-CB6E49E5954B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p19:*:*:*:*:*:*",
"matchCriteriaId": "91F171B6-7F9A-4B9B-B53D-277FE74124F9",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p2:*:*:*:*:*:*",
"matchCriteriaId": "7D1993E3-C4F9-4D78-BD02-A0B22D93BF1F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p20:*:*:*:*:*:*",
"matchCriteriaId": "34FF7D09-2129-4266-BF71-5424DC9E18B7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p21:*:*:*:*:*:*",
"matchCriteriaId": "246F0BA5-F927-4204-97F3-51870072599F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p22:*:*:*:*:*:*",
"matchCriteriaId": "86ED47B6-58FB-4BAC-9C87-F7BC08AB3870",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p23:*:*:*:*:*:*",
"matchCriteriaId": "2CFF173A-373B-4948-BD22-86C031B58E6B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p24:*:*:*:*:*:*",
"matchCriteriaId": "90648825-55F7-472A-944E-7E5C787FAFB4",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p25:*:*:*:*:*:*",
"matchCriteriaId": "6EE2BA6D-737A-4EEB-B8A2-91E9C61B70C1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p26:*:*:*:*:*:*",
"matchCriteriaId": "94FA8F05-267D-4B24-9AA3-A77FAD259310",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p27:*:*:*:*:*:*",
"matchCriteriaId": "085B463B-633A-447A-B61C-99DD78B49A00",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p28:*:*:*:*:*:*",
"matchCriteriaId": "F5DB112B-EE65-4BAB-AED8-716E618FD89C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p29:*:*:*:*:*:*",
"matchCriteriaId": "CD9EDBC8-A6A7-4348-8446-1D1DDDACDC51",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p3:*:*:*:*:*:*",
"matchCriteriaId": "B28A0C9D-072A-413C-8587-CD57CB918190",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p30:*:*:*:*:*:*",
"matchCriteriaId": "CB0E10D1-2497-4CAE-ABA5-9F861C6A65DF",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p31:*:*:*:*:*:*",
"matchCriteriaId": "9E64A46A-A1E2-4272-A7B8-36140AF2B889",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p32:*:*:*:*:*:*",
"matchCriteriaId": "28568D2A-CA5B-42C2-8A32-FF783CB7A06F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p33:*:*:*:*:*:*",
"matchCriteriaId": "F82F8827-B7B2-4C10-A42A-77781BC7B24B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p34:*:*:*:*:*:*",
"matchCriteriaId": "F641BB83-8A0D-42D0-AB3E-7314918FDC9F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p35:*:*:*:*:*:*",
"matchCriteriaId": "FCCE61D4-00B1-4D83-8FAE-8F2FA8F48E2F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p36:*:*:*:*:*:*",
"matchCriteriaId": "FDB9628A-5A72-4DD5-9D4A-CBE13B0CFDF4",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p37:*:*:*:*:*:*",
"matchCriteriaId": "E34FEBB1-0935-4363-B4FE-45901BFC9A5D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p38:*:*:*:*:*:*",
"matchCriteriaId": "5C43DE3C-0098-4613-B2A4-39607A63CE42",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p39:*:*:*:*:*:*",
"matchCriteriaId": "7F5F5665-C2A9-4877-B3F6-59059A1EEFF6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p4:*:*:*:*:*:*",
"matchCriteriaId": "DF22D0A7-82B1-4598-B8C5-BDFE523D07F2",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p40:*:*:*:*:*:*",
"matchCriteriaId": "7352D105-D045-427C-BA79-0B16D41139D9",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p41:*:*:*:*:*:*",
"matchCriteriaId": "589909F7-D6E5-4B33-9735-2B97E0B37B87",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p5:*:*:*:*:*:*",
"matchCriteriaId": "20035AFB-75B4-4164-9833-A2FCAE24B577",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p6:*:*:*:*:*:*",
"matchCriteriaId": "8BCBACEB-7130-455D-B4BE-243053C116DC",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p7:*:*:*:*:*:*",
"matchCriteriaId": "156384E2-E04B-4153-A91F-3F307C9FEAE8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p8:*:*:*:*:*:*",
"matchCriteriaId": "EEC0ED95-F43B-46D7-9AA0-A0FB1C32EF1D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:p9:*:*:*:*:*:*",
"matchCriteriaId": "91C194C1-5292-4E2A-BB71-9C5CD3CE6194",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:-:*:*:*:*:*:*",
"matchCriteriaId": "022C075A-4B04-4141-A7D7-F93C9A7CE0FD",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:b1:*:*:*:*:*:*",
"matchCriteriaId": "60C00469-0CD1-4E9C-8370-CE113842056C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:b2:*:*:*:*:*:*",
"matchCriteriaId": "179905FC-821F-4214-A872-E4E3702419D1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:b3:*:*:*:*:*:*",
"matchCriteriaId": "04956994-D5A8-45EE-9DC2-8A1D3058CE8E",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:b4:*:*:*:*:*:*",
"matchCriteriaId": "8868449B-7259-4C3B-8344-0EFE0BA3A97E",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:b5:*:*:*:*:*:*",
"matchCriteriaId": "BBDF3A13-582F-43D2-B42F-0DC42D4FBFBA",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:b6:*:*:*:*:*:*",
"matchCriteriaId": "DAF500B3-AA6A-4618-BC7E-0F214B795E0F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p1:*:*:*:*:*:*",
"matchCriteriaId": "1CFE68AB-1F57-497C-9229-29ED3A73D87F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p10:*:*:*:*:*:*",
"matchCriteriaId": "577F9F72-2FDA-4F87-A840-05158F2368B8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p11:*:*:*:*:*:*",
"matchCriteriaId": "6F3AD894-660B-41FC-B910-899A764A00B6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p12:*:*:*:*:*:*",
"matchCriteriaId": "21853BB4-1BB5-40E3-82E2-253899D898ED",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p13:*:*:*:*:*:*",
"matchCriteriaId": "E7963D66-A89A-4167-A2BA-DFF89B439EAE",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p14:*:*:*:*:*:*",
"matchCriteriaId": "42099281-2026-4507-A20B-C669C206ADB6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p15:*:*:*:*:*:*",
"matchCriteriaId": "29A44B1E-83CD-4A3D-AFFD-82AAC7760293",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p16:*:*:*:*:*:*",
"matchCriteriaId": "B4B87192-D81E-4269-ABF3-8D700BB531B0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p17:*:*:*:*:*:*",
"matchCriteriaId": "3D35CD46-F8CF-49C3-8CD9-53E1ED038023",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p18:*:*:*:*:*:*",
"matchCriteriaId": "D5B5649C-C0BA-4905-98DD-CA606DD2B886",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p2:*:*:*:*:*:*",
"matchCriteriaId": "B11306B4-1092-470C-BA87-DBD02A18A74B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p3:*:*:*:*:*:*",
"matchCriteriaId": "74F78C48-030A-48A1-B69E-04C4EA5CCC12",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p4:*:*:*:*:*:*",
"matchCriteriaId": "8701A914-774B-4E3B-A651-4A9FD19A187A",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p5:*:*:*:*:*:*",
"matchCriteriaId": "19E40054-C44D-4C4C-B077-0333D8201E5B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p6:*:*:*:*:*:*",
"matchCriteriaId": "0E2D2F49-32B2-42AA-B99E-7C39403CF104",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p7:*:*:*:*:*:*",
"matchCriteriaId": "ACE440F8-EBF5-4DBB-A215-57D770C66219",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p8:*:*:*:*:*:*",
"matchCriteriaId": "1A94395D-DDCE-4977-89CA-46F71C3CA2B8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:checkmk:checkmk:2.4.0:p9:*:*:*:*:*:*",
"matchCriteriaId": "9513876C-8DF0-4A59-864F-8401BAA43376",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "SSH private keys of the \"Remote alert handlers (Linux)\" rule were exposed in the rule page\u0027s HTML source in Checkmk \u003c= 2.4.0p18 and all versions of Checkmk 2.3.0. This potentially allowed unauthorized triggering of predefined alert handlers on hosts where the handler was deployed."
}
],
"id": "CVE-2025-65000",
"lastModified": "2025-12-23T17:04:50.833",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 1.4,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "PRESENT",
"attackVector": "NETWORK",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 2.3,
"baseSeverity": "LOW",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "LOW",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "LOW",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "LOW",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "security@checkmk.com",
"type": "Secondary"
}
]
},
"published": "2025-12-18T14:15:59.947",
"references": [
{
"source": "security@checkmk.com",
"tags": [
"Vendor Advisory"
],
"url": "https://checkmk.com/werk/19030"
}
],
"sourceIdentifier": "security@checkmk.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-212"
}
],
"source": "security@checkmk.com",
"type": "Secondary"
}
]
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…