Exploitation evidence
Not listed in the latest downloaded CISA KEV catalog. This does not establish an absence of exploitation.
KEV checked 13 Nov 2026, 00:20 Jerusalem · Original catalog ↗Reported products and versions
Microsoft / Windows 10 Version 2004
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows Server version 2004
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows 10 Version 1803
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows 10 Version 1809
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows Server 2019
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows Server 2019 (Server Core installation)
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows 10 Version 1909
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows Server, version 1909 (Server Core installation)
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows 10 Version 1709 for 32-bit Systems
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows 10 Version 1709
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows 10 Version 1903 for 32-bit Systems
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows 10 Version 1903 for x64-based Systems
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows 10 Version 1903 for ARM64-based Systems
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows Server, version 1903 (Server Core installation)
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows 10 Version 1507
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows 10 Version 1607
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows Server 2016
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows Server 2016 (Server Core installation)
Default status: Not specified
- affected: 10.0.0 to < publication (custom)
Microsoft / Windows 7
Default status: Not specified
- affected: 6.1.0 to < publication (custom)
Microsoft / Windows 7 Service Pack 1
Default status: Not specified
- affected: 6.1.0 to < publication (custom)
Microsoft / Windows 8.1
Default status: Not specified
- affected: 6.3.0 to < publication (custom)
Microsoft / Windows Server 2008 Service Pack 2
Default status: Not specified
- affected: 6.0.0 to < publication (custom)
Microsoft / Windows Server 2008 Service Pack 2 (Server Core installation)
Default status: Not specified
- affected: 6.0.0 to < publication (custom)
Microsoft / Windows Server 2008 Service Pack 2
Default status: Not specified
- affected: 6.0.0 to < publication (custom)
Microsoft / Windows Server 2008 R2 Service Pack 1
Default status: Not specified
- affected: 6.1.0 to < publication (custom)
Microsoft / Windows Server 2008 R2 Service Pack 1 (Server Core installation)
Default status: Not specified
- affected: 6.0.0 to < publication (custom)
Microsoft / Windows Server 2012
Default status: Not specified
- affected: 6.2.0 to < publication (custom)
Microsoft / Windows Server 2012 (Server Core installation)
Default status: Not specified
- affected: 6.2.0 to < publication (custom)
Microsoft / Windows Server 2012 R2
Default status: Not specified
- affected: 6.3.0 to < publication (custom)
Microsoft / Windows Server 2012 R2 (Server Core installation)
Default status: Not specified
- affected: 6.3.0 to < publication (custom)
Fixes and workarounds
No explicit solution text in the downloaded CVE record. Consult the vendor advisory; unaffected version ranges are shown above as reported, not inferred as a patch recommendation.
Sources and related reporting
CVE Program record ↗ · Download tracked evidence as JSON
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1337
- http://packetstormsecurity.com/files/160028/Microsoft-Windows-Local-Spooler-Bypass.html
- http://packetstormsecurity.com/files/160993/Microsoft-Spooler-Local-Privilege-Elevation.html
Monitored source mentions
Shared CVE identifiers link source mentions; they do not establish that the reports describe the same incident.
Observed change timeline
History begins when Egret first downloads each source. It is not the complete upstream CVE history.
12 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-12",
"epss": 0.14179,
"percentile": 0.96631
}12 Nov 2026, 12:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-10",
"epss": 0.14179,
"percentile": 0.9661
}12 Nov 2026, 12:20 Jerusalem · CVE Program record changed
Stored CNA snapshot at this observation.
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"product": "Windows 10 Version 1909",
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],
"datePublic": "2020-08-11T07:00:00.000Z",
"descriptions": [
{
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"value": "An elevation of privilege vulnerability exists when the Windows Print Spooler service improperly allows arbitrary writing to the file system. An attacker who successfully exploited this vulnerability could run arbitrary code with elevated system privileges. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.\nTo exploit this vulnerability, an attacker would have to log on to an affected system and run a specially crafted script or application.\nThe update addresses the vulnerability by correcting how the Windows Print Spooler Component writes to the file system."
}
],
"metrics": [
{
"cvssV3_1": {
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"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C",
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"scenarios": [
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"problemTypes": [
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"lang": "en-US",
"type": "Impact"
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"providerMetadata": {
"dateUpdated": "2024-05-29T16:32:49.168Z",
"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
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{
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{
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"url": "http://packetstormsecurity.com/files/160993/Microsoft-Spooler-Local-Privilege-Elevation.html"
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"cveMetadata": {
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"datePublished": "2020-08-17T19:12:58.000Z",
"dateReserved": "2019-11-04T00:00:00.000Z",
"dateUpdated": "2024-08-04T06:32:01.371Z",
"state": "PUBLISHED"
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"dataType": "CVE_RECORD",
"dataVersion": "5.1"
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