CVE-2021-36942
Vulnerability from cvelistv5
Published
2021-08-12 18:12
Modified
2024-08-04 01:09
Severity ?
EPSS score ?
Summary
Windows LSA Spoofing Vulnerability
References
| ▼ | URL | Tags | |
|---|---|---|---|
| secure@microsoft.com | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-36942 | Patch, Vendor Advisory | |
| secure@microsoft.com | https://www.kb.cert.org/vuls/id/405600 | Exploit, Third Party Advisory, US Government Resource |
Impacted products
CISA Known exploited vulnerability
Data from the Known Exploited Vulnerabilities Catalog
Date added: 2021-11-03
Due date: 2021-11-17
Required action: Apply updates per vendor instructions.
Used in ransomware: Known
Notes: https://nvd.nist.gov/vuln/detail/CVE-2021-36942
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T01:09:07.553Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"name": "VU#405600",
"tags": [
"third-party-advisory",
"x_refsource_CERT-VN",
"x_transferred"
],
"url": "https://www.kb.cert.org/vuls/id/405600"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-36942"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2114:*:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Windows Server 2019",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "10.0.17763.2114",
"status": "affected",
"version": "10.0.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2114:*:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Windows Server 2019 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "10.0.17763.2114",
"status": "affected",
"version": "10.0.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2004:10.0.19041.1165:*:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Windows Server version 2004",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "10.0.19041.1165",
"status": "affected",
"version": "10.0.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_20H2:10.0.19042.1165:*:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Windows Server version 20H2",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "10.0.19042.1165",
"status": "affected",
"version": "10.0.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4583:*:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Windows Server 2016",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "10.0.14393.4583",
"status": "affected",
"version": "10.0.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4583:*:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Windows Server 2016 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "10.0.14393.4583",
"status": "affected",
"version": "10.0.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21192:*:*:*:*:*:x64:*"
],
"platforms": [
"32-bit Systems"
],
"product": "Windows Server 2008 Service Pack 2",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "6.0.6003.21192",
"status": "affected",
"version": "6.0.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21192:*:*:*:*:*:x64:*",
"cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21192:*:*:*:*:*:x86:*"
],
"platforms": [
"32-bit Systems",
"x64-based Systems"
],
"product": "Windows Server 2008 Service Pack 2 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "6.0.6003.21192",
"status": "affected",
"version": "6.0.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21192:*:*:*:*:*:x86:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Windows Server 2008 Service Pack 2",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "6.0.6003.21192",
"status": "affected",
"version": "6.0.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2008_R2:6.1.7601.25685:*:*:*:*:*:x64:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Windows Server 2008 R2 Service Pack 1",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "6.1.7601.25685",
"status": "affected",
"version": "6.1.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2008_R2:6.1.7601.25685:*:*:*:*:*:x64:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Windows Server 2008 R2 Service Pack 1 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "6.1.7601.25685",
"status": "affected",
"version": "6.0.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23435:*:*:*:*:*:x64:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Windows Server 2012",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "6.2.9200.23435",
"status": "affected",
"version": "6.2.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23435:*:*:*:*:*:x64:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Windows Server 2012 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "6.2.9200.23435",
"status": "affected",
"version": "6.2.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2012_R2:6.3.9600.20094:*:*:*:*:*:x64:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Windows Server 2012 R2",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "6.3.9600.20094",
"status": "affected",
"version": "6.3.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2012_R2:6.3.9600.20094:*:*:*:*:*:x64:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Windows Server 2012 R2 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "6.3.9600.20094",
"status": "affected",
"version": "6.3.0",
"versionType": "custom"
}
]
}
],
"datePublic": "2021-08-10T07:00:00+00:00",
"descriptions": [
{
"lang": "en-US",
"value": "Windows LSA Spoofing Vulnerability"
}
],
"metrics": [
{
"cvssV3_1": {
"baseScore": 7.5,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:F/RL:O/RC:C",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en-US",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Spoofing",
"lang": "en-US",
"type": "Impact"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2023-12-28T19:53:59.348Z",
"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"shortName": "microsoft"
},
"references": [
{
"name": "VU#405600",
"tags": [
"third-party-advisory",
"x_refsource_CERT-VN"
],
"url": "https://www.kb.cert.org/vuls/id/405600"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-36942"
}
],
"title": "Windows LSA Spoofing Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"assignerShortName": "microsoft",
"cveId": "CVE-2021-36942",
"datePublished": "2021-08-12T18:12:29",
"dateReserved": "2021-07-19T00:00:00",
"dateUpdated": "2024-08-04T01:09:07.553Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"meta": {
"cisa_known_exploited": {
"cveID": "CVE-2021-36942",
"cwes": "[\"CWE-749\"]",
"dateAdded": "2021-11-03",
"dueDate": "2021-11-17",
"knownRansomwareCampaignUse": "Known",
"notes": "https://nvd.nist.gov/vuln/detail/CVE-2021-36942",
"product": "Windows",
"requiredAction": "Apply updates per vendor instructions.",
"shortDescription": "Microsoft Windows Local Security Authority (LSA) contains a spoofing vulnerability allowing an unauthenticated attacker to call a method on the LSARPC interface and coerce the domain controller to authenticate against another server using NTLM.",
"vendorProject": "Microsoft",
"vulnerabilityName": "Microsoft Windows Local Security Authority (LSA) Spoofing Vulnerability"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2021-36942\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2021-08-12T18:15:10.000\",\"lastModified\":\"2024-07-26T19:29:48.297\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"cisaExploitAdd\":\"2021-11-03\",\"cisaActionDue\":\"2021-11-17\",\"cisaRequiredAction\":\"Apply updates per vendor instructions.\",\"cisaVulnerabilityName\":\"Microsoft Windows Local Security Authority (LSA) Spoofing Vulnerability\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Windows LSA Spoofing Vulnerability\"},{\"lang\":\"es\",\"value\":\"Una Vulnerabilidad de suplantaci\u00f3n de identidad en Windows LSA\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:P/A:N\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\",\"baseScore\":5.0},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-Other\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"10.0.19041.1165\",\"matchCriteriaId\":\"C90BEC5F-E0A8-43C5-BB0D-251D19BFD66B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*\",\"matchCriteriaId\":\"5F422A8C-2C4E-42C8-B420-E0728037E15C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*\",\"matchCriteriaId\":\"AF07A81D-12E5-4B1D-BFF9-C8D08C32FF4F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A7DF96F8-BA6A-4780-9CA3-F719B3F81074\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DB18C4CE-5917-401E-ACF7-2747084FD36E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"10.0.14393.4583\",\"matchCriteriaId\":\"11769DC8-BD9F-4526-8B53-5380327930FB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"10.0.17763.2114\",\"matchCriteriaId\":\"61219C24-A1AE-427F-BBF8-A984BCB1CA6F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_20h2:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"10.0.19042.1165\",\"matchCriteriaId\":\"45A85E4C-6C7A-4B72-832D-AC12A78565C3\"}]}]}],\"references\":[{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-36942\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://www.kb.cert.org/vuls/id/405600\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Exploit\",\"Third Party Advisory\",\"US Government Resource\"]}]}}"
}
}
Loading...
Loading...
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.
- 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.