CVE-2008-4835
Status: ModifiedCritical (9.8)—
SMB in the Server service in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP1 and SP2, Vista Gold and SP1, and Server 2008 allows remote attackers to execute arbitrary code via malformed values of unspecified "fields inside the SMB packets" in an NT Trans2 request, related to "insufficiently validating the buffer size," aka "SMB Validation Remote Code Execution Vulnerability."
CVSS
- Version: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Base score: 9.8
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 45%
- Percentile among all scored CVEs: 99
- 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 (5)
CWEs
- CWE-94
- CWE-94
References
- http://www.securityfocus.com/archive/1/500013/100/0/threaded
- http://www.securityfocus.com/bid/33122
- http://www.securitytracker.com/id?1021560
- http://www.us-cert.gov/cas/techalerts/TA09-013A.html
- http://www.vupen.com/english/advisories/2009/0116
- http://www.zerodayinitiative.com/advisories/ZDI-09-002/
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-001
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5248
- http://www.securityfocus.com/archive/1/500013/100/0/threaded
- http://www.securityfocus.com/bid/33122
- http://www.securitytracker.com/id?1021560
- http://www.us-cert.gov/cas/techalerts/TA09-013A.html
- http://www.vupen.com/english/advisories/2009/0116
- http://www.zerodayinitiative.com/advisories/ZDI-09-002/
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-001
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5248
Raw JSON (NVD)
Show
{
"id": "CVE-2008-4835",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2008-4835",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2024-10-15T14:26:14.655083Z"
}
}
],
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 10,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
"authentication": "NONE",
"integrityImpact": "COMPLETE",
"accessComplexity": "LOW",
"availabilityImpact": "COMPLETE",
"confidentialityImpact": "COMPLETE"
},
"acInsufInfo": false,
"impactScore": 10,
"baseSeverity": "HIGH",
"obtainAllPrivilege": true,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 9.8,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "secure@microsoft.com",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2009-01-14T22:30:00.780",
"references": [
{
"url": "http://www.securityfocus.com/archive/1/500013/100/0/threaded",
"source": "secure@microsoft.com"
},
{
"url": "http://www.securityfocus.com/bid/33122",
"source": "secure@microsoft.com"
},
{
"url": "http://www.securitytracker.com/id?1021560",
"source": "secure@microsoft.com"
},
{
"url": "http://www.us-cert.gov/cas/techalerts/TA09-013A.html",
"tags": [
"US Government Resource"
],
"source": "secure@microsoft.com"
},
{
"url": "http://www.vupen.com/english/advisories/2009/0116",
"source": "secure@microsoft.com"
},
{
"url": "http://www.zerodayinitiative.com/advisories/ZDI-09-002/",
"source": "secure@microsoft.com"
},
{
"url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-001",
"source": "secure@microsoft.com"
},
{
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5248",
"source": "secure@microsoft.com"
},
{
"url": "http://www.securityfocus.com/archive/1/500013/100/0/threaded",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securityfocus.com/bid/33122",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securitytracker.com/id?1021560",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.us-cert.gov/cas/techalerts/TA09-013A.html",
"tags": [
"US Government Resource"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.vupen.com/english/advisories/2009/0116",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.zerodayinitiative.com/advisories/ZDI-09-002/",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-001",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5248",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-94"
}
]
},
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"description": [
{
"lang": "en",
"value": "CWE-94"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "SMB in the Server service in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP1 and SP2, Vista Gold and SP1, and Server 2008 allows remote attackers to execute arbitrary code via malformed values of unspecified \"fields inside the SMB packets\" in an NT Trans2 request, related to \"insufficiently validating the buffer size,\" aka \"SMB Validation Remote Code Execution Vulnerability.\""
},
{
"lang": "es",
"value": "SMB en el servicio Server en Microsoft Windows 2000 SP4, XP SP2 y SP3, Server 2003 SP1 y SP2, Vista Gold y SP1, y Server 2008, permite a atacantes remotos ejecutar código de su elección a través de valores sinb especificar \"dentro de los campos de los paquetes SMB\" en una petición NT Trans2, relacionado con una \"validación insuficiente del tamaño del búfer\", también conocido como \"vulnerabilidad de ejecución de código remota para validación de SMB\"."
}
],
"lastModified": "2026-06-16T22:58:38.393",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "83E7C4A0-78CF-4B56-82BF-EC932BDD8ADF"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2003:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "31A64C69-D182-4BEC-BA8A-7B405F5B2FC0"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2003:*:sp1:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DA778424-6F70-4AB6-ADD5-5D4664DFE463"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2003:*:sp1:itanium:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "BCE2197B-7C58-4693-B9BB-0B31EABB6B66"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4D3B5E4F-56A6-4696-BBB4-19DF3613D020"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:*:itanium:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7F6EA111-A4E6-4963-A0C8-F9336C605B6E"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:*:x32:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9CFB1A97-8042-4497-A45D-C014B5E240AB"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:*:x64:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7F9C7616-658D-409D-8B53-AC00DC55602A"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_vista:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3852BB02-47A1-40B3-8E32-8D8891A53114"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_vista:*:*:x64:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1DD1D5ED-FE7C-4ADF-B3AF-1F13E51B4FB5"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_vista:*:sp1:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C162FFF0-1E8F-4DCF-A08F-6C6E324ED878"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_xp:*:*:pro_x64:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "29EDE745-5A26-42BF-AFDE-7D985BB09D44"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_xp:*:sp2:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9B339C33-8896-4896-88FF-88E74FDBC543"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_xp:*:sp2:pro_x64:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "2D48D876-6A88-4B52-9322-9F019BFA19B9"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "CE477A73-4EE4-41E9-8694-5A3D5DC88656"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "secure@microsoft.com"
}