CVE-2009-2517
Status: ModifiedMedium (4.9)—
The kernel in Microsoft Windows Server 2003 SP2 does not properly handle unspecified exceptions when an error condition occurs, which allows local users to cause a denial of service (reboot) via a crafted application, aka "Windows Kernel Exception Handler Vulnerability."
CVSS
- Version: 2.0
- Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C
- Base score: 4.9
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 1.78%
- Percentile among all scored CVEs: 78
- 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 (1)
CWEs
- CWE-399
References
- http://www.us-cert.gov/cas/techalerts/TA09-286A.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-058
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6512
- http://www.us-cert.gov/cas/techalerts/TA09-286A.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-058
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6512
Raw JSON (NVD)
Show
{
"id": "CVE-2009-2517",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4.9,
"accessVector": "LOCAL",
"vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "COMPLETE",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 6.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 3.9,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"affected": [
{
"source": "secure@microsoft.com",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2009-10-14T10:30:01.577",
"references": [
{
"url": "http://www.us-cert.gov/cas/techalerts/TA09-286A.html",
"tags": [
"US Government Resource"
],
"source": "secure@microsoft.com"
},
{
"url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-058",
"source": "secure@microsoft.com"
},
{
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6512",
"source": "secure@microsoft.com"
},
{
"url": "http://www.us-cert.gov/cas/techalerts/TA09-286A.html",
"tags": [
"US Government Resource"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-058",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6512",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-399"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "The kernel in Microsoft Windows Server 2003 SP2 does not properly handle unspecified exceptions when an error condition occurs, which allows local users to cause a denial of service (reboot) via a crafted application, aka \"Windows Kernel Exception Handler Vulnerability.\""
},
{
"lang": "es",
"value": "El kernel en Microsoft Windows Server 2003 SP2 no maneja adecuadamente ciertas excepciones cuando una condición de error se produce, lo que permite a usuarios locales producir una denegación de servicio (reinicio) a través de una aplicación manipulada, también conocido como \"Vulnerabilidad de Excepción del Kernel de Windows\"."
}
],
"lastModified": "2026-06-16T23:09:37.470",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4D3B5E4F-56A6-4696-BBB4-19DF3613D020"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "secure@microsoft.com"
}