CVE-2019-11867

Realtek NDIS driver rt640x64.sys, file version 10.1.505.2015, fails to do any size checking on an input buffer from user space, which the driver assumes has a size greater than zero bytes. To exploit this vulnerability, an attacker must send an IRP with a system buffer size of 0.

CVSS v3 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://downwithup.github.io/CVEPosts.html	Third Party Advisory
https://www.realtek.cz/realtek-network-drivers.html	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:realtek:ndis:10.1.505.2015:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-02-12 18:15

Updated : 2024-02-04 20:39

NVD link : CVE-2019-11867

Mitre link : CVE-2019-11867

CVE.ORG link : CVE-2019-11867

JSON object : View

Products Affected

realtek

ndis

CWE

CWE-476

NULL Pointer Dereference

{"id": "CVE-2019-11867", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 2.1, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2020-02-12T18:15:10.283", "references": [{"url": "https://downwithup.github.io/CVEPosts.html", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.realtek.cz/realtek-network-drivers.html", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "Realtek NDIS driver rt640x64.sys, file version 10.1.505.2015, fails to do any size checking on an input buffer from user space, which the driver assumes has a size greater than zero bytes. To exploit this vulnerability, an attacker must send an IRP with a system buffer size of 0."}, {"lang": "es", "value": "El controlador rt640x64.sys de Realtek NDIS, versi\u00f3n de archivo 10.1.505.2015, no lleva a cabo ninguna comprobaci\u00f3n de tama\u00f1o en un b\u00fafer de entrada desde el espacio del usuario, que el controlador asume que tiene un tama\u00f1o mayor que cero bytes. Para explotar esta vulnerabilidad, un atacante debe enviar un IRP con un tama\u00f1o de b\u00fafer del sistema de 0."}], "lastModified": "2020-02-25T13:43:03.037", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:realtek:ndis:10.1.505.2015:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D128422E-6777-4CC5-88C8-C021777FE29C"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}