CVE-2020-0796 (GCVE-0-2020-0796)
Vulnerability from cvelistv5 – Published: 2020-03-12 15:48 – Updated: 2025-10-21 23:35
VLAI?
CISA KEV
Summary
A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Remote Code Execution Vulnerability'.
Severity ?
10 (Critical)
CWE
- Remote Code Execution
Assigner
References
| URL | Tags | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Windows 10 Version 1903 for 32-bit Systems |
Affected:
unspecified
|
|||||||||||||||||||||||||||||||||||||
|
|||||||||||||||||||||||||||||||||||||||
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: f9e202ca-7c63-4da8-86e3-3ba528ec5b39
Exploited: Yes
Timestamps
First Seen: 2022-02-10
Asserted: 2022-02-10
Scope
Notes: KEV entry: Microsoft SMBv3 Remote Code Execution Vulnerability | Affected: Microsoft / SMBv3 | Description: A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests. An attacker who successfully exploited the vulnerability could gain the ability to execute code on the target server or client. | Required action: Apply updates per vendor instructions. | Due date: 2022-08-10 | Known ransomware campaign use (KEV): Known | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2020-0796
Evidence
Type: Vendor Report
Signal: Successful Exploitation
Confidence: 80%
Source: cisa-kev
Details
| Cwes | CWE-119 |
|---|---|
| Feed | CISA Known Exploited Vulnerabilities Catalog |
| Product | SMBv3 |
| Due Date | 2022-08-10 |
| Date Added | 2022-02-10 |
| Vendorproject | Microsoft |
| Vulnerabilityname | Microsoft SMBv3 Remote Code Execution Vulnerability |
| Knownransomwarecampaignuse | Known |
References
Created: 2026-02-02 12:28 UTC
| Updated: 2026-02-02 12:28 UTC
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T06:18:01.914Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 10,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2020-0796",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-02-04T15:32:19.594287Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2022-02-10",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0796"
},
"type": "kev"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-119",
"description": "CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-10-21T23:35:48.625Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"references": [
{
"tags": [
"government-resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0796"
}
],
"timeline": [
{
"lang": "en",
"time": "2022-02-10T00:00:00+00:00",
"value": "CVE-2020-0796 added to CISA KEV"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Windows 10 Version 1903 for 32-bit Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Windows 10 Version 1903 for x64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Windows 10 Version 1903 for ARM64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Windows Server, version 1903 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Windows 10 Version 1909 for 32-bit Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Windows 10 Version 1909 for x64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Windows 10 Version 1909 for ARM64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Windows Server, version 1909 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka \u0027Windows SMBv3 Client/Server Remote Code Execution Vulnerability\u0027."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Remote Code Execution",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2020-06-11T18:06:05.000Z",
"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"shortName": "microsoft"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "secure@microsoft.com",
"ID": "CVE-2020-0796",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Windows 10 Version 1903 for 32-bit Systems",
"version": {
"version_data": [
{
"version_value": ""
}
]
}
},
{
"product_name": "Windows 10 Version 1903 for x64-based Systems",
"version": {
"version_data": [
{
"version_value": ""
}
]
}
},
{
"product_name": "Windows 10 Version 1903 for ARM64-based Systems",
"version": {
"version_data": [
{
"version_value": ""
}
]
}
},
{
"product_name": "Windows Server, version 1903 (Server Core installation)",
"version": {
"version_data": [
{
"version_value": ""
}
]
}
},
{
"product_name": "Windows 10 Version 1909 for 32-bit Systems",
"version": {
"version_data": [
{
"version_value": ""
}
]
}
},
{
"product_name": "Windows 10 Version 1909 for x64-based Systems",
"version": {
"version_data": [
{
"version_value": ""
}
]
}
},
{
"product_name": "Windows 10 Version 1909 for ARM64-based Systems",
"version": {
"version_data": [
{
"version_value": ""
}
]
}
},
{
"product_name": "Windows Server, version 1909 (Server Core installation)",
"version": {
"version_data": [
{
"version_value": ""
}
]
}
}
]
},
"vendor_name": "Microsoft"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka \u0027Windows SMBv3 Client/Server Remote Code Execution Vulnerability\u0027."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Remote Code Execution"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796",
"refsource": "MISC",
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796"
},
{
"name": "http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html",
"refsource": "MISC",
"url": "http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html"
},
{
"name": "http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html",
"refsource": "MISC",
"url": "http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html"
},
{
"name": "http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html",
"refsource": "MISC",
"url": "http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html"
},
{
"name": "http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html",
"refsource": "MISC",
"url": "http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html"
},
{
"name": "http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html",
"refsource": "MISC",
"url": "http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html"
},
{
"name": "http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html",
"refsource": "MISC",
"url": "http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"assignerShortName": "microsoft",
"cveId": "CVE-2020-0796",
"datePublished": "2020-03-12T15:48:18.000Z",
"dateReserved": "2019-11-04T00:00:00.000Z",
"dateUpdated": "2025-10-21T23:35:48.625Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"cisa_known_exploited": {
"cveID": "CVE-2020-0796",
"cwes": "[\"CWE-119\"]",
"dateAdded": "2022-02-10",
"dueDate": "2022-08-10",
"knownRansomwareCampaignUse": "Known",
"notes": "https://nvd.nist.gov/vuln/detail/CVE-2020-0796",
"product": "SMBv3",
"requiredAction": "Apply updates per vendor instructions.",
"shortDescription": "A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests. An attacker who successfully exploited the vulnerability could gain the ability to execute code on the target server or client.",
"vendorProject": "Microsoft",
"vulnerabilityName": "Microsoft SMBv3 Remote Code Execution Vulnerability"
},
"fkie_nvd": {
"cisaActionDue": "2022-08-10",
"cisaExploitAdd": "2022-02-10",
"cisaRequiredAction": "Apply updates per vendor instructions.",
"cisaVulnerabilityName": "Microsoft SMBv3 Remote Code Execution Vulnerability",
"configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"3FB5CDAE-C713-4D9D-9D6A-2C2E8924A4BB\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"E9273B95-20ED-4547-B0A8-95AD15B30372\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"5B921FDB-8E7D-427E-82BE-4432585080CF\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"C253A63F-03AB-41CB-A03A-B2674DEA98AA\"}]}]}]",
"descriptions": "[{\"lang\": \"en\", \"value\": \"A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka \u0027Windows SMBv3 Client/Server Remote Code Execution Vulnerability\u0027.\"}, {\"lang\": \"es\", \"value\": \"Existe una vulnerabilidad de ejecuci\\u00f3n de c\\u00f3digo remota en la manera en que el protocolo Microsoft Server Message Block (SMBv3) versi\\u00f3n 3.1.1, maneja determinadas peticiones, tambi\\u00e9n se conoce como \u0027\u0027Windows SMBv3 Client/Server Remote Code Execution Vulnerability\\\".\"}]",
"id": "CVE-2020-0796",
"lastModified": "2024-11-21T04:54:13.983",
"metrics": "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H\", \"baseScore\": 10.0, \"baseSeverity\": \"CRITICAL\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"CHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 6.0}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:L/Au:N/C:P/I:P/A:P\", \"baseScore\": 7.5, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"PARTIAL\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"HIGH\", \"exploitabilityScore\": 10.0, \"impactScore\": 6.4, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
"published": "2020-03-12T16:15:15.627",
"references": "[{\"url\": \"http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html\", \"source\": \"secure@microsoft.com\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html\", \"source\": \"secure@microsoft.com\", \"tags\": [\"Exploit\", \"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html\", \"source\": \"secure@microsoft.com\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html\", \"source\": \"secure@microsoft.com\", \"tags\": [\"Exploit\", \"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html\", \"source\": \"secure@microsoft.com\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html\", \"source\": \"secure@microsoft.com\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796\", \"source\": \"secure@microsoft.com\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Exploit\", \"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Exploit\", \"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}]",
"sourceIdentifier": "secure@microsoft.com",
"vulnStatus": "Modified",
"weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-119\"}]}]"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2020-0796\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2020-03-12T16:15:15.627\",\"lastModified\":\"2025-10-29T14:27:11.213\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka \u0027Windows SMBv3 Client/Server Remote Code Execution Vulnerability\u0027.\"},{\"lang\":\"es\",\"value\":\"Existe una vulnerabilidad de ejecuci\u00f3n de c\u00f3digo remota en la manera en que el protocolo Microsoft Server Message Block (SMBv3) versi\u00f3n 3.1.1, maneja determinadas peticiones, tambi\u00e9n se conoce como \u0027\u0027Windows SMBv3 Client/Server Remote Code Execution Vulnerability\\\".\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H\",\"baseScore\":10.0,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":6.0},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H\",\"baseScore\":10.0,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":6.0}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":7.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"cisaExploitAdd\":\"2022-02-10\",\"cisaActionDue\":\"2022-08-10\",\"cisaRequiredAction\":\"Apply updates per vendor instructions.\",\"cisaVulnerabilityName\":\"Microsoft SMBv3 Remote Code Execution Vulnerability\",\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-119\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-119\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10_1903:-:*:*:*:*:*:arm64:*\",\"matchCriteriaId\":\"9E1ED169-6F03-4BD5-B227-5FA54DB40AD7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10_1903:-:*:*:*:*:*:x64:*\",\"matchCriteriaId\":\"5C5B5180-1E12-45C2-8275-B9E528955307\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10_1903:-:*:*:*:*:*:x86:*\",\"matchCriteriaId\":\"B6A0DB01-49CB-4445-AFE8-57C2186857BA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10_1909:-:*:*:*:*:*:arm64:*\",\"matchCriteriaId\":\"9285A9B5-4759-43E7-9589-CDBCA7100605\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10_1909:-:*:*:*:*:*:x64:*\",\"matchCriteriaId\":\"0D77EA14-F61D-4B9E-A385-70B88C482116\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10_1909:-:*:*:*:*:*:x86:*\",\"matchCriteriaId\":\"1A6FC9EE-D486-4AFE-A20E-4278468A1779\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_1903:-:*:*:*:*:*:x64:*\",\"matchCriteriaId\":\"FFE3495D-291C-46B6-B758-23E16A53A7C3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_1909:-:*:*:*:*:*:x64:*\",\"matchCriteriaId\":\"11E7F8F0-4FA8-4AA6-92A5-860E77AC933D\"}]}]}],\"references\":[{\"url\":\"http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Exploit\",\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Exploit\",\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0796\",\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"tags\":[\"US Government Resource\"]}]}}",
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-04T06:18:01.914Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"CHANGED\", \"version\": \"3.1\", \"baseScore\": 10, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"CRITICAL\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2020-0796\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"active\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-02-04T15:32:19.594287Z\"}}}, {\"other\": {\"type\": \"kev\", \"content\": {\"dateAdded\": \"2022-02-10\", \"reference\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2020-0796\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-119\", \"description\": \"CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-02-04T15:32:42.576Z\"}}], \"cna\": {\"affected\": [{\"vendor\": \"Microsoft\", \"product\": \"Windows 10 Version 1903 for 32-bit Systems\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\"}]}, {\"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\"}]}, {\"vendor\": \"Microsoft\", \"product\": \"Windows Server, version 1903 (Server Core installation)\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\"}]}, {\"vendor\": \"Microsoft\", \"product\": \"Windows 10 Version 1909 for 32-bit Systems\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\"}]}, {\"vendor\": \"Microsoft\", \"product\": \"Windows 10 Version 1909 for x64-based Systems\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\"}]}, {\"vendor\": \"Microsoft\", \"product\": \"Windows 10 Version 1909 for ARM64-based Systems\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\"}]}, {\"vendor\": \"Microsoft\", \"product\": \"Windows Server, version 1909 (Server Core installation)\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\"}]}], \"references\": [{\"url\": \"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html\", \"tags\": [\"x_refsource_MISC\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka \u0027Windows SMBv3 Client/Server Remote Code Execution Vulnerability\u0027.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"text\", \"description\": \"Remote Code Execution\"}]}], \"providerMetadata\": {\"orgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"shortName\": \"microsoft\", \"dateUpdated\": \"2020-06-11T18:06:05.000Z\"}, \"x_legacyV4Record\": {\"affects\": {\"vendor\": {\"vendor_data\": [{\"product\": {\"product_data\": [{\"version\": {\"version_data\": [{\"version_value\": \"\"}]}, \"product_name\": \"Windows 10 Version 1903 for 32-bit Systems\"}, {\"version\": {\"version_data\": [{\"version_value\": \"\"}]}, \"product_name\": \"Windows 10 Version 1903 for x64-based Systems\"}, {\"version\": {\"version_data\": [{\"version_value\": \"\"}]}, \"product_name\": \"Windows 10 Version 1903 for ARM64-based Systems\"}, {\"version\": {\"version_data\": [{\"version_value\": \"\"}]}, \"product_name\": \"Windows Server, version 1903 (Server Core installation)\"}, {\"version\": {\"version_data\": [{\"version_value\": \"\"}]}, \"product_name\": \"Windows 10 Version 1909 for 32-bit Systems\"}, {\"version\": {\"version_data\": [{\"version_value\": \"\"}]}, \"product_name\": \"Windows 10 Version 1909 for x64-based Systems\"}, {\"version\": {\"version_data\": [{\"version_value\": \"\"}]}, \"product_name\": \"Windows 10 Version 1909 for ARM64-based Systems\"}, {\"version\": {\"version_data\": [{\"version_value\": \"\"}]}, \"product_name\": \"Windows Server, version 1909 (Server Core installation)\"}]}, \"vendor_name\": \"Microsoft\"}]}}, \"data_type\": \"CVE\", \"references\": {\"reference_data\": [{\"url\": \"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796\", \"name\": \"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796\", \"refsource\": \"MISC\"}, {\"url\": \"http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html\", \"name\": \"http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html\", \"refsource\": \"MISC\"}, {\"url\": \"http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html\", \"name\": \"http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html\", \"refsource\": \"MISC\"}, {\"url\": \"http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html\", \"name\": \"http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html\", \"refsource\": \"MISC\"}, {\"url\": \"http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html\", \"name\": \"http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html\", \"refsource\": \"MISC\"}, {\"url\": \"http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html\", \"name\": \"http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html\", \"refsource\": \"MISC\"}, {\"url\": \"http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html\", \"name\": \"http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html\", \"refsource\": \"MISC\"}]}, \"data_format\": \"MITRE\", \"description\": {\"description_data\": [{\"lang\": \"eng\", \"value\": \"A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka \u0027Windows SMBv3 Client/Server Remote Code Execution Vulnerability\u0027.\"}]}, \"problemtype\": {\"problemtype_data\": [{\"description\": [{\"lang\": \"eng\", \"value\": \"Remote Code Execution\"}]}]}, \"data_version\": \"4.0\", \"CVE_data_meta\": {\"ID\": \"CVE-2020-0796\", \"STATE\": \"PUBLIC\", \"ASSIGNER\": \"secure@microsoft.com\"}}}}",
"cveMetadata": "{\"cveId\": \"CVE-2020-0796\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-02-04T15:33:35.076Z\", \"dateReserved\": \"2019-11-04T00:00:00.000Z\", \"assignerOrgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"datePublished\": \"2020-03-12T15:48:18.000Z\", \"assignerShortName\": \"microsoft\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…