CVE-2024-47091
📛 CVE Title
Privilege escalation via mk_mysql agent plugin on Windows
Description
Privilege escalation in the mk_mysql agent plugin on Windows in Checkmk <2.4.0p29, <2.3.0p47, and 2.2.0 (EOL) allows a local unprivileged user able to create a Windows service whose name matches 'MySQL' or 'MariaDB' (or with write access to a binary referenced by such a service) to execute arbitrary code in the context of the Checkmk agent service, which typically runs as SYSTEM.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- Checkmk
- CVSS severity
- MEDIUM
- CVSS score
- 5.2 / 10
- CVSS vector
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H- Effective score
- 5.2 / 10 MEDIUM source: CNA overview
- CWE(s)
-
CWE-427 - Reserved
- 2024-09-18
- Published
- 2026-05-13 10:35 UTC
- Last updated
- 2026-05-13 14:01 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2024/47xxx/CVE-2024-47091.json
- Linked Threat
- CVE-2024-47091 — CVE-2024-47091
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-05-13 10:16:14 UTC
- NVD last modified
- 2026-06-17 07:56:31 UTC
- NVD CVSS v3.1
- 7.8 / 10 HIGH source: nvd@nist.gov
- NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H- Exploitability subscore
- 1.8 / 10
- Impact subscore
- 5.9 / 10
- EPSS score
- 0.0012 (probability of exploitation in next 30 days)
- EPSS percentile
- 2.11% vs all CVEs — higher = more likely to be exploited, as of 2026-07-27
NVD / KEV / EPSS data refreshed 2026-07-28 00:15 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2024-55577 - Assigner
- Checkmk
- Published
- May 13, 2026, 8:35:25 AM
- Updated
- May 13, 2026, 12:01:57 PM
- EUVD base score (CVSS 4.0)
-
5.2 / 10
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H - EUVD-reported EPSS
- 0.0200
- Vendors
- Checkmk GmbH
- Products
-
Checkmk (2.4.0 <2.4.0p29)Checkmk (2.3.0 <2.3.0p47)Checkmk (2.2.0)
ENISA description: Privilege escalation in the mk_mysql agent plugin on Windows in Checkmk <2.4.0p29, <2.3.0p47, and 2.2.0 (EOL) allows a local unprivileged user able to create a Windows service whose name matches 'MySQL' or 'MariaDB' (or with write access to a binary referenced by such a service) to execute arbitrary code in the context of the Checkmk agent service, which typically runs as SYSTEM.
EUVD references (1)
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Checkmk GmbH | Checkmk |
2.4.0 (affected),
2.3.0 (affected),
2.2.0 (affected)
|
— |
Affected products — CPE 2.3 (145) NVD
NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.
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Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
- https://checkmk.com/werk/19198 vendor-advisory
MITRE references (1) cveawg.mitre.org
Pulled from MITRE's CVE Services API by the 🛰 Backfill from MITRE button.
- https://checkmk.com/werk/19198 vendor-advisory
Web references (3)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
- https://nvd.nist.gov/vuln/detail/CVE-2024-47091 tenable:nvd.nist.gov
- https://www.cve.org/CVERecord?id=CVE-2024-47091 tenable:www.cve.org
- https://www.first.org/epss/ tenable:www.first.org
NVD-tagged references (1)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://checkmk.com/werk/19198 security@checkmk.com Vendor Advisory
Remediations (16)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:blog.qualys.com
Key Takeaways RedSun is a critical zero-day vulnerability in Microsoft Defender that allows low-privileged users to gain SYSTEM access No patch is currently available, leaving all Defender-enabled Windows systems potentially exposed Qualys VMDR detects affected assets instantly (QID 92382) TruRisk™ Eliminate enables immediate mitigation , removing exploitability without waiting for a fix ...
2026-05-23 20:55 UTC -
web:cyberpress.org
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added two actively exploited Microsoft Defender vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, issuing an urgent remediation directive for federal agencies with a due date of June 3, 2026.
2026-05-23 20:55 UTC -
web:krebsonsecurity.com
Microsoft Corp. today issued security updates to fix more than 80 vulnerabilities in its Windows operating systems and software. There are no known "zero-day" or actively exploited vulnerabilities ...
2026-05-23 20:55 UTC -
web:portal.msrc.microsoft.com
The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.
2026-05-23 20:55 UTC -
web:support.servicenow.com
ServiceNow Posture July, 2024 Description ServiceNow has addressed an input validation vulnerability that was identified in Vancouver and Washington, D.C. Now Platform releases. This vulnerability could
2026-05-23 20:55 UTC -
web:windowsreport.com
Microsoft patched two actively exploited Defender zero-days affecting Windows systems and security components.
2026-05-23 20:55 UTC -
web:www.cisa.gov
For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild. Organizations should use the KEV catalog as an input to their vulnerability management prioritization framework.
2026-05-23 20:55 UTC -
web:www.computerworld.com
Each month, the team at Readiness analyzes the latest Patch Tuesday updates from Microsoft and provides detailed, actionable testing guidance. The company's Patch Tuesday release for February ...
2026-05-23 20:55 UTC -
web:www.cve.org
At cve .org, we provide the authoritative reference method for publicly known information-security vulnerabilities and exposures
2026-05-23 20:55 UTC -
web:www.forbes.com
Microsoft has confirmed an emergency security update as CISA warns that two new Defender zero-days are being exploited by attackers.
2026-05-23 20:55 UTC -
web:nvd.nist.gov
The NVD is the U.S. government repository of standards based vulnerability management data represented using the Security Content Automation Protocol (SCAP). This data enables automation of vulnerability management, security measurement, and compliance. The NVD includes databases of security checklist references, security-related software flaws, product names, and impact metrics. For ...
2026-05-26 02:54 UTC -
web:www.csoonline.com
A sure-fire way to prevent exploitation of Log4j vulnerabilities has yet to appear, but these actions are your best bet for reducing risk.
2026-05-26 02:54 UTC -
web:www.epa.gov
For unavoidable impacts to wetlands, streams and other aquatic resources from authorized discharges of dredged or fill material, compensatory mitigation is required to replace the loss of wetland and aquatic resource functions in the watershed.
2026-05-26 02:54 UTC -
web:www.lci.ca.gov
Office of Planning and Research
2026-05-26 02:54 UTC -
web:www.microsoft.com
Security Update Guide Notifications Microsoft's free Security Update Guide Notifications provide links to security-related software updates and notification of re-released security updates. These notifications are sent via email throughout the month as needed.
2026-05-26 02:54 UTC -
web:www.thewindowsclub.com
Use DISM Tool in Windows 11/10 to fix corrupted Windows Update files using this syntax. If the Windows Update client is already broken, do this.
2026-05-26 02:54 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2024-47091.json.
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"dateUpdated": "2026-05-13T08:35:25.850Z",
"orgId": "f7d6281c-4801-44ce-ace2-493291dedb0f",
"shortName": "Checkmk"
},
"references": [
{
"tags": [
"vendor-advisory"
],
"url": "https://checkmk.com/werk/19198"
}
],
"title": "Privilege escalation via mk_mysql agent plugin on Windows"
}
},
"cveMetadata": {
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"cveId": "CVE-2024-47091",
"datePublished": "2026-05-13T08:35:25.850Z",
"dateReserved": "2024-09-18T11:38:53.583Z",
"dateUpdated": "2026-05-13T12:01:57.840Z",
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