fkie_cve-2021-1732
Vulnerability from fkie_nvd
Published
2021-02-25 23:15
Modified
2025-10-30 19:56
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
Windows Win32k Elevation of Privilege Vulnerability
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| microsoft | windows_10_1803 | - | |
| microsoft | windows_10_1809 | - | |
| microsoft | windows_10_1909 | - | |
| microsoft | windows_10_2004 | - | |
| microsoft | windows_10_20h2 | - | |
| microsoft | windows_server_1909 | - | |
| microsoft | windows_server_2004 | - | |
| microsoft | windows_server_2019 | - | |
| microsoft | windows_server_20h2 | - |
{
"cisaActionDue": "2021-11-17",
"cisaExploitAdd": "2021-11-03",
"cisaRequiredAction": "Apply updates per vendor instructions.",
"cisaVulnerabilityName": "Microsoft Win32k Privilege Escalation Vulnerability",
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:*:*",
"matchCriteriaId": "00345596-E9E0-4096-8DC6-0212F4747A13",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:*:*",
"matchCriteriaId": "2E332666-2E03-468E-BC30-299816D6E8ED",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10_1909:-:*:*:*:*:*:*:*",
"matchCriteriaId": "A1B570A8-ED1A-46B6-B8AB-064445F8FC4C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10_2004:-:*:*:*:*:*:*:*",
"matchCriteriaId": "D4DBE5B2-AE10-4251-BCDA-DC5EDEE6EE67",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10_20h2:-:*:*:*:*:*:*:*",
"matchCriteriaId": "6AFD13A6-A390-4400-9029-2F4058CA17E2",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_1909:-:*:*:*:*:*:*:*",
"matchCriteriaId": "ADE7E7B1-64AC-4986-A50B-0918A42C05BB",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2004:-:*:*:*:*:*:*:*",
"matchCriteriaId": "62224791-644C-4D1F-AD77-56B16CF27630",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*",
"matchCriteriaId": "DB79EE26-FC32-417D-A49C-A1A63165A968",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_20h2:-:*:*:*:*:*:*:*",
"matchCriteriaId": "84F9B6B1-4FEE-4D4B-B35F-B07822CCD669",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Windows Win32k Elevation of Privilege Vulnerability"
},
{
"lang": "es",
"value": "Una Vulnerabilidad de Elevaci\u00f3n de Privilegios de Win32k de Windows. Este ID de CVE es diferente de CVE-2021-1698"
}
],
"id": "CVE-2021-1732",
"lastModified": "2025-10-30T19:56:14.803",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.6,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9,
"source": "secure@microsoft.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Secondary"
}
]
},
"published": "2021-02-25T23:15:13.930",
"references": [
{
"source": "secure@microsoft.com",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://packetstormsecurity.com/files/161880/Win32k-ConsoleControl-Offset-Confusion.html"
},
{
"source": "secure@microsoft.com",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://packetstormsecurity.com/files/166169/Win32k-ConsoleControl-Offset-Confusion-Privilege-Escalation.html"
},
{
"source": "secure@microsoft.com",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1732"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://packetstormsecurity.com/files/161880/Win32k-ConsoleControl-Offset-Confusion.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://packetstormsecurity.com/files/166169/Win32k-ConsoleControl-Offset-Confusion-Privilege-Escalation.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1732"
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"tags": [
"US Government Resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1732"
}
],
"sourceIdentifier": "secure@microsoft.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-787"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-787"
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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