{
  "fix": "KB5037770",
  "url": "https://patchblox.com/security/fix/microsoft/kb5037770",
  "summary": "KB5037770, released May 14, 2024, fixes 41 CVEs across 2 products. 2 of them are being exploited (CVE-2024-30051); 2 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.",
  "platform": "microsoft",
  "type": "kb",
  "releaseKind": "Security",
  "title": "May 2024 cumulative update for Windows 11 21H2",
  "released": "2024-05-14T00:00:00Z",
  "priority": "Patch now",
  "priorityTier": 1,
  "priorityReason": "Closes CVE-2024-30051, exploited (CISA KEV, ransomware)",
  "supported": false,
  "cveCount": 41,
  "exploitedCveCount": 2,
  "kevCveCount": 2,
  "ransomwareCveCount": 1,
  "maxEpss": 0.11471,
  "maxCvss": 8.8,
  "vendorAdvisory": "https://support.microsoft.com/help/5037770",
  "appliesTo": [
    {
      "product": "Windows 11 version 21H2 for ARM64-based Systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-11-version-21h2-for-arm64-based-systems",
      "fixedVersion": "22000.2960",
      "supported": false
    },
    {
      "product": "Windows 11 version 21H2 for x64-based Systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-11-version-21h2-for-x64-based-systems",
      "fixedVersion": "22000.2960",
      "supported": false
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2024-30051",
      "url": "https://patchblox.com/security/cve/CVE-2024-30051",
      "title": "Windows DWM Core Library Elevation of Privilege Vulnerability",
      "component": "Windows DWM Core Library",
      "impact": "Elevation of Privilege",
      "priority": "Patch now",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.05687,
      "kev": true,
      "ransomware": true,
      "exploited": true,
      "disclosed": true
    },
    {
      "cveId": "CVE-2024-30040",
      "url": "https://patchblox.com/security/cve/CVE-2024-30040",
      "title": "Windows MSHTML Platform Security Feature Bypass Vulnerability",
      "component": "Windows MSHTML Platform",
      "impact": "Security Feature Bypass",
      "priority": "Patch now",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.03939,
      "kev": true,
      "ransomware": false,
      "exploited": true,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30050",
      "url": "https://patchblox.com/security/cve/CVE-2024-30050",
      "title": "Windows Mark of the Web Security Feature Bypass Vulnerability",
      "component": "Windows Mark of the Web (MOTW)",
      "impact": "Security Feature Bypass",
      "priority": "Urgent",
      "severity": "Moderate",
      "cvss": 5.4,
      "epss": 0.11471,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30034",
      "url": "https://patchblox.com/security/cve/CVE-2024-30034",
      "title": "Windows Cloud Files Mini Filter Driver Information Disclosure Vulnerability",
      "component": "Windows Cloud Files Mini Filter Driver",
      "impact": "Information Disclosure",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 5.5,
      "epss": 0.0688,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30037",
      "url": "https://patchblox.com/security/cve/CVE-2024-30037",
      "title": "Windows Common Log File System Driver Elevation of Privilege Vulnerability",
      "component": "Windows Common Log File System Driver",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 5.5,
      "epss": 0.05275,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30032",
      "url": "https://patchblox.com/security/cve/CVE-2024-30032",
      "title": "Windows DWM Core Library Elevation of Privilege Vulnerability",
      "component": "Windows DWM Core Library",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.04524,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30025",
      "url": "https://patchblox.com/security/cve/CVE-2024-30025",
      "title": "Windows Common Log File System Driver Elevation of Privilege Vulnerability",
      "component": "Windows Common Log File System Driver",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.04277,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30035",
      "url": "https://patchblox.com/security/cve/CVE-2024-30035",
      "title": "Windows DWM Core Library Elevation of Privilege Vulnerability",
      "component": "Windows DWM Core Library",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.03544,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-29996",
      "url": "https://patchblox.com/security/cve/CVE-2024-29996",
      "title": "Windows Common Log File System Driver Elevation of Privilege Vulnerability",
      "component": "Windows Common Log File System Driver",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.0335,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30038",
      "url": "https://patchblox.com/security/cve/CVE-2024-30038",
      "title": "Win32k Elevation of Privilege Vulnerability",
      "component": "Windows Win32K - ICOMP",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.02551,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30049",
      "url": "https://patchblox.com/security/cve/CVE-2024-30049",
      "title": "Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability",
      "component": "Windows Win32K - ICOMP",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.00713,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30017",
      "url": "https://patchblox.com/security/cve/CVE-2024-30017",
      "title": "Windows Hyper-V Remote Code Execution Vulnerability",
      "component": "Windows Hyper-V",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.01912,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30006",
      "url": "https://patchblox.com/security/cve/CVE-2024-30006",
      "title": "Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability",
      "component": "Microsoft WDAC OLE DB provider for SQL",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.01715,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30009",
      "url": "https://patchblox.com/security/cve/CVE-2024-30009",
      "title": "Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability",
      "component": "Windows Routing and Remote Access Service (RRAS)",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.01715,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30022",
      "url": "https://patchblox.com/security/cve/CVE-2024-30022",
      "title": "Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability",
      "component": "Windows Routing and Remote Access Service (RRAS)",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.01543,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30023",
      "url": "https://patchblox.com/security/cve/CVE-2024-30023",
      "title": "Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability",
      "component": "Windows Routing and Remote Access Service (RRAS)",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.01543,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30024",
      "url": "https://patchblox.com/security/cve/CVE-2024-30024",
      "title": "Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability",
      "component": "Windows Routing and Remote Access Service (RRAS)",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.01543,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30014",
      "url": "https://patchblox.com/security/cve/CVE-2024-30014",
      "title": "Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability",
      "component": "Windows Routing and Remote Access Service (RRAS)",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.01489,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30015",
      "url": "https://patchblox.com/security/cve/CVE-2024-30015",
      "title": "Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability",
      "component": "Windows Routing and Remote Access Service (RRAS)",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.01489,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30029",
      "url": "https://patchblox.com/security/cve/CVE-2024-30029",
      "title": "Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability",
      "component": "Windows Routing and Remote Access Service (RRAS)",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.01489,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30020",
      "url": "https://patchblox.com/security/cve/CVE-2024-30020",
      "title": "Windows Cryptographic Services Remote Code Execution Vulnerability",
      "component": "Windows Cryptographic Services",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.1,
      "epss": 0.01303,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30033",
      "url": "https://patchblox.com/security/cve/CVE-2024-30033",
      "title": "Windows Search Service Elevation of Privilege Vulnerability",
      "component": "Microsoft Windows Search Component",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.00956,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30018",
      "url": "https://patchblox.com/security/cve/CVE-2024-30018",
      "title": "Windows Kernel Elevation of Privilege Vulnerability",
      "component": "Windows Kernel",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.00883,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30028",
      "url": "https://patchblox.com/security/cve/CVE-2024-30028",
      "title": "Win32k Elevation of Privilege Vulnerability",
      "component": "Windows Win32K - ICOMP",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.00711,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-29994",
      "url": "https://patchblox.com/security/cve/CVE-2024-29994",
      "title": "Microsoft Windows SCSI Class System File Elevation of Privilege Vulnerability",
      "component": "Microsoft Windows SCSI Class System File",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.00674,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30027",
      "url": "https://patchblox.com/security/cve/CVE-2024-30027",
      "title": "NTFS Elevation of Privilege Vulnerability",
      "component": "Windows NTFS",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.00637,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30031",
      "url": "https://patchblox.com/security/cve/CVE-2024-30031",
      "title": "Windows CNG Key Isolation Service Elevation of Privilege Vulnerability",
      "component": "Windows CNG Key Isolation Service",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.00399,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-29997",
      "url": "https://patchblox.com/security/cve/CVE-2024-29997",
      "title": "Windows Mobile Broadband Driver Remote Code Execution Vulnerability",
      "component": "Windows Mobile Broadband",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.8,
      "epss": 0.00932,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-29998",
      "url": "https://patchblox.com/security/cve/CVE-2024-29998",
      "title": "Windows Mobile Broadband Driver Remote Code Execution Vulnerability",
      "component": "Windows Mobile Broadband",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.8,
      "epss": 0.00932,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-29999",
      "url": "https://patchblox.com/security/cve/CVE-2024-29999",
      "title": "Windows Mobile Broadband Driver Remote Code Execution Vulnerability",
      "component": "Windows Mobile Broadband",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.8,
      "epss": 0.00932,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30000",
      "url": "https://patchblox.com/security/cve/CVE-2024-30000",
      "title": "Windows Mobile Broadband Driver Remote Code Execution Vulnerability",
      "component": "Windows Mobile Broadband",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.8,
      "epss": 0.00932,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30001",
      "url": "https://patchblox.com/security/cve/CVE-2024-30001",
      "title": "Windows Mobile Broadband Driver Remote Code Execution Vulnerability",
      "component": "Windows Mobile Broadband",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.8,
      "epss": 0.00932,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30002",
      "url": "https://patchblox.com/security/cve/CVE-2024-30002",
      "title": "Windows Mobile Broadband Driver Remote Code Execution Vulnerability",
      "component": "Windows Mobile Broadband",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.8,
      "epss": 0.00932,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30003",
      "url": "https://patchblox.com/security/cve/CVE-2024-30003",
      "title": "Windows Mobile Broadband Driver Remote Code Execution Vulnerability",
      "component": "Windows Mobile Broadband",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.8,
      "epss": 0.00932,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30005",
      "url": "https://patchblox.com/security/cve/CVE-2024-30005",
      "title": "Windows Mobile Broadband Driver Remote Code Execution Vulnerability",
      "component": "Windows Mobile Broadband",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.8,
      "epss": 0.00932,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30004",
      "url": "https://patchblox.com/security/cve/CVE-2024-30004",
      "title": "Windows Mobile Broadband Driver Remote Code Execution Vulnerability",
      "component": "Windows Mobile Broadband",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.8,
      "epss": 0.00894,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30012",
      "url": "https://patchblox.com/security/cve/CVE-2024-30012",
      "title": "Windows Mobile Broadband Driver Remote Code Execution Vulnerability",
      "component": "Windows Mobile Broadband",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.8,
      "epss": 0.00868,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30021",
      "url": "https://patchblox.com/security/cve/CVE-2024-30021",
      "title": "Windows Mobile Broadband Driver Remote Code Execution Vulnerability",
      "component": "Windows Mobile Broadband",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.8,
      "epss": 0.00834,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30008",
      "url": "https://patchblox.com/security/cve/CVE-2024-30008",
      "title": "Windows DWM Core Library Information Disclosure  Vulnerability",
      "component": "Windows DWM Core Library",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 5.5,
      "epss": 0.00793,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30016",
      "url": "https://patchblox.com/security/cve/CVE-2024-30016",
      "title": "Windows Cryptographic Services Information Disclosure Vulnerability",
      "component": "Windows Cryptographic Services",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 5.5,
      "epss": 0.00792,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-30039",
      "url": "https://patchblox.com/security/cve/CVE-2024-30039",
      "title": "Windows Remote Access Connection Manager Information Disclosure Vulnerability",
      "component": "Windows Remote Access Connection Manager",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 5.5,
      "epss": 0.00738,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T06:34:28Z"
}