CVE-2024-21408
Status: ModifiedMedium (5.5)—
Windows Hyper-V Denial of Service Vulnerability
CVSS
- Version: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Base score: 5.5
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 4.51%
- Percentile among all scored CVEs: 91
- Score date: 10/7/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (12)
Microsoft — Windows 10 1507Microsoft — Windows 10 1607Microsoft — Windows 10 1809Microsoft — Windows 10 21h2Microsoft — Windows 10 22h2Microsoft — Windows 11 21h2Microsoft — Windows 11 22h2Microsoft — Windows 11 23h2Microsoft — Windows Server 2016Microsoft — Windows Server 2019Microsoft — Windows Server 2022Microsoft — Windows Server 2022 23h2
CWEs
- CWE-835
- NVD-CWE-noinfo
References
Raw JSON (NVD)
Show
{
"id": "CVE-2024-21408",
"cveTags": [],
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},
{
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{
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}
],
"version": "2.0.3",
"timestamp": "2024-03-12T19:02:18.986572Z"
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],
"published": "2024-03-12T17:15:50.127",
"references": [
{
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21408",
"tags": [
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],
"source": "secure@microsoft.com"
},
{
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21408",
"tags": [
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
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"type": "Secondary",
"source": "secure@microsoft.com",
"description": [
{
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{
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"source": "nvd@nist.gov",
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"descriptions": [
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"lang": "en",
"value": "Windows Hyper-V Denial of Service Vulnerability"
},
{
"lang": "es",
"value": "Vulnerabilidad de denegación de servicio de Windows Hyper-V"
}
],
"lastModified": "2026-06-17T07:09:13.827",
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