CVE-2020-0638CISA KEV
Microsoft Update Notification Manager Privilege Escalation Vulnerability
Severity unknownCVSS unknownCheck the vendor advisory for fixed versions
CISA lists this Microsoft vulnerability as known exploited. Its MSRC release detail is outside this installation's collected history.
CISA catalog record
Microsoft Update Notification Manager contains an unspecified vulnerability that allows for privilege escalation.
- Product
- Update Notification Manager
- Added to KEV
- 23 May 2022
- Federal remediation due
- 13 Jun 2022
- Known ransomware use
- Yes
Page history
Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.
Cite this versionField-level log (2)
Up to 100 recent field edits are shown; older edits may be outside retention.
- 23 Oct 2026 · 09:33:49 UTC
Source coverage: cisa-kevIncomplete → Current
- 23 Oct 2026 · 08:31:50 UTC
Source coverage: cisa-kevCurrent → Incomplete
Explore global source statements, affected packages and advisory history for CVE-2020-0638. The catalog has a separate collection scope from Microsoft release records.
More advisories, affected versions and source history
cve-program · CVE-2020-0638
PublishedWindows
Vendor product
Publisher's version information
Shown as published. These rules are not interpreted as NuGet package version ranges.
{
"product": "Windows",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "10 Version 1709 for 32-bit Systems"
},
{
"status": "affected",
"version": "10 Version 1803 for 32-bit Systems"
},
{
"status": "affected",
"version": "10 Version 1809 for ARM64-based Systems"
},
{
"status": "affected",
"version": "10 Version 1803 for x64-based Systems"
},
{
"status": "affected",
"version": "10 Version 1709 for ARM64-based Systems"
},
{
"status": "affected",
"version": "10 Version 1709 for x64-based Systems"
},
{
"status": "affected",
"version": "10 Version 1803 for ARM64-based Systems"
},
{
"status": "affected",
"version": "10 Version 1809 for 32-bit Systems"
},
{
"status": "affected",
"version": "10 Version 1809 for x64-based Systems"
}
]
}Windows 10 Version 1903 for ARM64-based Systems
Vendor product
Publisher's version information
Shown as published. These rules are not interpreted as NuGet package version ranges.
{
"product": "Windows 10 Version 1903 for ARM64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
}Windows 10 Version 1903 for 32-bit Systems
Vendor product
Publisher's version information
Shown as published. These rules are not interpreted as NuGet package version ranges.
{
"product": "Windows 10 Version 1903 for 32-bit Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
}Windows 10 Version 1903 for x64-based Systems
Vendor product
Publisher's version information
Shown as published. These rules are not interpreted as NuGet package version ranges.
{
"product": "Windows 10 Version 1903 for x64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
}Windows Server
Vendor product
Publisher's version information
Shown as published. These rules are not interpreted as NuGet package version ranges.
{
"product": "Windows Server",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "2019"
},
{
"status": "affected",
"version": "2019 (Core installation)"
},
{
"status": "affected",
"version": "version 1803 (Core Installation)"
}
]
}Windows Server, version 1903 (Server Core installation)
Vendor product
Publisher's version information
Shown as published. These rules are not interpreted as NuGet package version ranges.
{
"product": "Windows Server, version 1903 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
}Windows 10 Version 1909 for 32-bit Systems
Vendor product
Publisher's version information
Shown as published. These rules are not interpreted as NuGet package version ranges.
{
"product": "Windows 10 Version 1909 for 32-bit Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
}Windows 10 Version 1909 for x64-based Systems
Vendor product
Publisher's version information
Shown as published. These rules are not interpreted as NuGet package version ranges.
{
"product": "Windows 10 Version 1909 for x64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
}Windows Server, version 1909 (Server Core installation)
Vendor product
Publisher's version information
Shown as published. These rules are not interpreted as NuGet package version ranges.
{
"product": "Windows Server, version 1909 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
}Windows 10 Version 1909 for ARM64-based Systems
Vendor product
Publisher's version information
Shown as published. These rules are not interpreted as NuGet package version ranges.
{
"product": "Windows 10 Version 1909 for ARM64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
}Original source record · Cite this exact observation · Complete original publisher JSON