CVE-2023-38171 (GCVE-0-2023-38171)
Vulnerability from cvelistv5 – Published: 2023-10-10 17:07 – Updated: 2025-04-14 22:45
VLAI
EPSS
VEX
Title
Microsoft QUIC Denial of Service Vulnerability
Summary
Microsoft QUIC Denial of Service Vulnerability
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-02-26 21:50 UTC
CWE
- CWE-476 - NULL Pointer Dereference
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisory |
Impacted products
9 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Microsoft Visual Studio 2022 version 17.2 |
Affected:
17.2.0 , < 17.2.21
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2022 version 17.4 |
Affected:
17.4.0 , < 17.4.13
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2022 version 17.6 |
Affected:
17.6.0 , < 17.6.9
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2022 version 17.7 |
Affected:
17.7.0 , < 17.7.6
(custom)
|
|
| Microsoft | Windows Server 2022 |
Affected:
10.0.20348.0 , < 10.0.20348.2031
(custom)
|
|
| Microsoft | Windows 11 version 21H2 |
Affected:
10.0.0 , < 10.0.22000.2538
(custom)
|
|
| Microsoft | Windows 11 version 22H2 |
Affected:
10.0.22621.0 , < 10.0.22621.2428
(custom)
|
|
| Microsoft | .NET 7.0 |
Affected:
7.0.0 , < 7.0.13
(custom)
|
|
| Microsoft | PowerShell 7.3 |
Affected:
7.3.0 , < 7.3.9
(custom)
|
Date Public
2023-10-10 07:00
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"criteria": "cpe:2.3:a:microsoft:visual_studio:*:*:*:*:*:*:*:*",
"versionEndExcluding": "17.6.9",
"versionStartIncluding": "17.6.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:visual_studio:*:*:*:*:*:*:*:*",
"versionEndExcluding": "17.7.6",
"versionStartIncluding": "17.7.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*",
"versionEndExcluding": "10.0.20348.2031",
"versionStartIncluding": "10.0.20348.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_11_21H2:*:*:*:*:*:*:x64:*",
"versionEndExcluding": "10.0.22000.2538",
"versionStartIncluding": "10.0.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_11_22H2:*:*:*:*:*:*:arm64:*",
"versionEndExcluding": "10.0.22621.2428",
"versionStartIncluding": "10.0.22621.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
"versionEndExcluding": "7.0.13",
"versionStartIncluding": "7.0.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:powershell:*:-:*:*:*:*:*:*",
"versionEndExcluding": "7.3.9",
"versionStartIncluding": "7.3.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"datePublic": "2023-10-10T07:00:00.000Z",
"descriptions": [
{
"lang": "en-US",
"value": "Microsoft QUIC Denial of Service Vulnerability"
}
],
"metrics": [
{
"cvssV3_1": {
"baseScore": 7.5,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en-US",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-476",
"description": "CWE-476: NULL Pointer Dereference",
"lang": "en-US",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-04-14T22:45:47.105Z",
"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"shortName": "microsoft"
},
"references": [
{
"name": "Microsoft QUIC Denial of Service Vulnerability",
"tags": [
"vendor-advisory"
],
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-38171"
}
],
"title": "Microsoft QUIC Denial of Service Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"assignerShortName": "microsoft",
"cveId": "CVE-2023-38171",
"datePublished": "2023-10-10T17:07:23.843Z",
"dateReserved": "2023-07-12T23:41:45.863Z",
"dateUpdated": "2025-04-14T22:45:47.105Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
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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.
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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.
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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.
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