GSD-2020-16996
Vulnerability from gsd - Updated: 2023-12-13 01:21Details
Kerberos Security Feature Bypass Vulnerability
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2020-16996",
"description": "Kerberos Security Feature Bypass Vulnerability",
"id": "GSD-2020-16996"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2020-16996"
],
"details": "Kerberos Security Feature Bypass Vulnerability",
"id": "GSD-2020-16996",
"modified": "2023-12-13T01:21:46.559450Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "secure@microsoft.com",
"ID": "CVE-2020-16996",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Windows Server 2019",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "10.0.0",
"version_value": "publication"
}
]
}
},
{
"product_name": "Windows Server 2019 (Server Core installation)",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "10.0.0",
"version_value": "publication"
}
]
}
},
{
"product_name": "Windows Server, version 1909 (Server Core installation)",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "10.0.0",
"version_value": "publication"
}
]
}
},
{
"product_name": "Windows Server, version 1903 (Server Core installation)",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "10.0.0",
"version_value": "publication"
}
]
}
},
{
"product_name": "Windows Server version 2004",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "10.0.0",
"version_value": "publication"
}
]
}
},
{
"product_name": "Windows Server 2016",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "10.0.0",
"version_value": "publication"
}
]
}
},
{
"product_name": "Windows Server 2016 (Server Core installation)",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "10.0.0",
"version_value": "publication"
}
]
}
},
{
"product_name": "Windows Server 2012",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "6.2.0",
"version_value": "publication"
}
]
}
},
{
"product_name": "Windows Server 2012 (Server Core installation)",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "6.2.0",
"version_value": "publication"
}
]
}
},
{
"product_name": "Windows Server 2012 R2",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "6.3.0",
"version_value": "publication"
}
]
}
},
{
"product_name": "Windows Server 2012 R2 (Server Core installation)",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "6.3.0",
"version_value": "publication"
}
]
}
},
{
"product_name": "Windows Server version 20H2",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "10.0.0",
"version_value": "publication"
}
]
}
}
]
},
"vendor_name": "Microsoft"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "Kerberos Security Feature Bypass Vulnerability"
}
]
},
"impact": {
"cvss": [
{
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C",
"version": "3.1"
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Security Feature Bypass"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16996",
"refsource": "MISC",
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16996"
}
]
}
},
"nvd.nist.gov": {
"cve": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"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:-:*:*:*:*:*:*:*",
"matchCriteriaId": "041FF8BA-0B12-4A1F-B4BF-9C4F33B7C1E7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:*",
"matchCriteriaId": "4A190388-AA82-4504-9D5A-624F23268C9F",
"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",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*",
"matchCriteriaId": "0B60D940-80C7-49F0-8F4E-3F99AC15FA82",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*",
"matchCriteriaId": "DB79EE26-FC32-417D-A49C-A1A63165A968",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Kerberos Security Feature Bypass Vulnerability"
},
{
"lang": "es",
"value": "Vulnerabilidad de la funci\u00f3n de seguridad de Kerberos Security"
}
],
"id": "CVE-2020-16996",
"lastModified": "2023-12-31T18:15:47.027",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "NONE",
"baseScore": 4.0,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 3.6,
"source": "secure@microsoft.com",
"type": "Primary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Secondary"
}
]
},
"published": "2020-12-10T00:15:13.747",
"references": [
{
"source": "secure@microsoft.com",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16996"
}
],
"sourceIdentifier": "secure@microsoft.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
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…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…