CVE-2019-1374
Status: ModifiedMedium (5.5)—
An information disclosure vulnerability exists in the way Windows Error Reporting (WER) handles objects in memory, aka 'Windows Error Reporting Information Disclosure Vulnerability'.
CVSS
- Version: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- Base score: 5.5
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 7.07%
- Percentile among all scored CVEs: 94
- Score date: 10/17/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (3)
CWEs
- CWE-200
References
Raw JSON (NVD)
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{
"id": "CVE-2019-1374",
"cveTags": [],
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"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
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"integrityImpact": "NONE",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 3.6,
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}
]
},
"affected": [
{
"source": "secure@microsoft.com",
"affectedData": [
{
"vendor": "Microsoft",
"product": "Windows Server",
"versions": [
{
"status": "affected",
"version": "2016"
},
{
"status": "affected",
"version": "2016 (Core installation)"
},
{
"status": "affected",
"version": "version 1803 (Core Installation)"
},
{
"status": "affected",
"version": "2019"
},
{
"status": "affected",
"version": "2019 (Core installation)"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows",
"versions": [
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"version": "10 Version 1607 for 32-bit Systems"
},
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"version": "10 Version 1607 for x64-based Systems"
},
{
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"version": "10 Version 1709 for 32-bit Systems"
},
{
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"version": "10 Version 1709 for x64-based Systems"
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"version": "10 Version 1803 for x64-based Systems"
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{
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{
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"version": "10 Version 1809 for 32-bit Systems"
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{
"status": "affected",
"version": "10 Version 1809 for x64-based Systems"
},
{
"status": "affected",
"version": "10 Version 1809 for ARM64-based Systems"
},
{
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"version": "10 Version 1709 for ARM64-based Systems"
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{
"vendor": "Microsoft",
"product": "Windows 10 Version 1903 for 32-bit Systems",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
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{
"vendor": "Microsoft",
"product": "Windows 10 Version 1903 for x64-based Systems",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows 10 Version 1903 for ARM64-based Systems",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
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},
{
"vendor": "Microsoft",
"product": "Windows Server, version 1903 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
}
]
}
],
"published": "2019-11-12T19:15:12.067",
"references": [
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1374",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "secure@microsoft.com"
},
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1374",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-200"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "An information disclosure vulnerability exists in the way Windows Error Reporting (WER) handles objects in memory, aka 'Windows Error Reporting Information Disclosure Vulnerability'."
},
{
"lang": "es",
"value": "Se presenta una vulnerabilidad de divulgación de información en la manera en que Windows Error Reporting (WER) maneja objetos en la memoria, también se conoce como \"Windows Error Reporting Information Disclosure Vulnerability\"."
}
],
"lastModified": "2026-06-17T02:28:29.203",
"configurations": [
{
"nodes": [
{
"negate": false,
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"operator": "OR"
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],
"sourceIdentifier": "secure@microsoft.com"
}