CVE-2021-1636
Full vulnerability record from the local CVENow database.
Description
Microsoft SQL Elevation of Privilege Vulnerability
Severity
HIGH
CVSS score
8.8
(v3.1)
Vulnerability status
Modified
Source identifier
Published
2021-01-12 20:15:30.167000
Last modified
2026-11-02 18:18:32.740000
View original CVE JSON
{
"id": "CVE-2021-1636",
"sourceIdentifier": "[email protected]",
"published": "2021-01-12T20:15:30.167",
"lastModified": "2026-11-02T18:18:32.740",
"vulnStatus": "Modified",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Microsoft SQL Elevation of Privilege Vulnerability"
},
{
"lang": "es",
"value": "Una Vulnerabilidad de Elevación de Privilegios de Microsoft SQL"
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "Microsoft",
"product": "Microsoft SQL Server 2012 Service Pack 4 (QFE)",
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},
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},
{
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],
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},
{
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"product": "Microsoft SQL Server 2017 (CU 22)",
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{
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},
{
"vendor": "Microsoft",
"product": "Microsoft SQL Server 2019 (CU 8)",
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],
"platforms": [
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],
"versions": [
{
"version": "16.0.0",
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]
},
{
"vendor": "Microsoft",
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"cpes": [
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}
],
"metrics": {
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{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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"baseSeverity": "HIGH",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 2.8,
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},
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
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],
"cvssMetricV2": [
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"type": "Primary",
"cvssData": {
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"baseScore": 6.5,
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"accessComplexity": "LOW",
"authentication": "SINGLE",
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"integrityImpact": "PARTIAL",
"availabilityImpact": "PARTIAL"
},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 8.0,
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"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"ssvcV203": [
{
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"ssvcData": {
"timestamp": "2026-11-02T17:58:38.273449Z",
"id": "CVE-2021-1636",
"options": [
{
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{
"automatable": "yes"
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{
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}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-89"
}
]
},
{
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],
"configurations": [
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"references": [
{
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1636",
"source": "[email protected]"
},
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1636",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
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}