CVE-2024-21386 (GCVE-0-2024-21386)
Vulnerability from cvelistv5 – Published: 2024-02-13 18:02 – Updated: 2026-08-10 17:53
VLAI
EPSS
VEX
Title
.NET Denial of Service Vulnerability
Summary
.NET Denial of Service Vulnerability
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-02-21 20:15 UTC
CWE
- CWE-400 - Uncontrolled Resource Consumption
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
6 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Microsoft | ASP.NET Core 6.0 |
Affected:
6.0 , < 6.0.27
(custom)
|
guessed | |
| Microsoft | ASP.NET Core 7.0 |
Affected:
7.0.0 , < 7.0.16
(custom)
|
guessed | |
| Microsoft | ASP.NET Core 8.0 |
Affected:
8.0 , < 8.0.2
(custom)
|
guessed | |
| Microsoft | Microsoft Visual Studio 2022 version 17.4 |
Affected:
17.4.0 , < 17.4.16
(custom)
|
guessed | |
| Microsoft | Microsoft Visual Studio 2022 version 17.6 |
Affected:
17.6.0 , < 17.6.12
(custom)
|
guessed | |
| Microsoft | Microsoft Visual Studio 2022 version 17.8 |
Affected:
17.8.0 , < 17.8.7
(custom)
|
guessed |
Date Public
2024-02-13 08:00
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"versionStartIncluding": "17.4.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:visual_studio:*:*:*:*:*:*:*:*",
"versionEndExcluding": "17.6.12",
"versionStartIncluding": "17.6.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:visual_studio:*:*:*:*:*:*:*:*",
"versionEndExcluding": "17.8.7",
"versionStartIncluding": "17.8.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"datePublic": "2024-02-13T08:00:00.000Z",
"descriptions": [
{
"lang": "en-US",
"value": ".NET 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:P/RL:O/RC:C",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en-US",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-400",
"description": "CWE-400: Uncontrolled Resource Consumption",
"lang": "en-US",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-10T17:53:06.881Z",
"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"shortName": "microsoft"
},
"references": [
{
"name": ".NET Denial of Service Vulnerability",
"tags": [
"vendor-advisory",
"patch"
],
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21386"
}
],
"title": ".NET Denial of Service Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"assignerShortName": "microsoft",
"cveId": "CVE-2024-21386",
"datePublished": "2024-02-13T18:02:20.218Z",
"dateReserved": "2023-12-08T22:45:20.453Z",
"dateUpdated": "2026-08-10T17:53:06.881Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
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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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