CVE-2023-32247

A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the handling of SMB2_SESSION_SETUP commands. The issue results from the lack of control of resource consumption. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/security/cve/CVE-2023-32247	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2219803	Issue Tracking Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20230915-0011/	Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-CAN-20478/	Patch Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

Configuration 2 (hide)

OR	cpe:2.3:h:netapp:h300s:-:::::::*
	cpe:2.3:h:netapp:h410s:-:::::::*
	cpe:2.3:h:netapp:h500s:-:::::::*
	cpe:2.3:h:netapp:h700s:-:::::::*

History

No history.

Information

Published : 2023-07-24 16:15

Updated : 2023-12-04 14:55

NVD link : CVE-2023-32247

Mitre link : CVE-2023-32247

CVE.ORG link : CVE-2023-32247

JSON object : View

Products Affected

netapp

h500s
h300s
h700s
h410s

linux

linux_kernel

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

{"id": "CVE-2023-32247", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2023-07-24T16:15:11.470", "references": [{"url": "https://access.redhat.com/security/cve/CVE-2023-32247", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2219803", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://security.netapp.com/advisory/ntap-20230915-0011/", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-CAN-20478/", "tags": ["Patch", "Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-401"}]}, {"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the handling of SMB2_SESSION_SETUP commands. The issue results from the lack of control of resource consumption. An attacker can leverage this vulnerability to create a denial-of-service condition on the system."}, {"lang": "es", "value": "Se encontr\u00f3 una falla en el ksmbd del kernel de Linux, un servidor SMB de alto rendimiento en el kernel. La falla espec\u00edfica existe dentro del manejo de SMB2_SESSION_SETUP comandos. El problema resulta de la falta de control del consumo de recursos. Un atacante puede aprovechar esta vulnerabilidad para crear una condici\u00f3n de denegaci\u00f3n de servicio en el sistema."}], "lastModified": "2023-12-04T14:55:19.007", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2B654D6F-58B7-4F0A-AA17-3D2366073718", "versionEndIncluding": "6.1.29", "versionStartIncluding": "5.15"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F92F7C8E-A977-4255-B1B6-D1908D8B408F", "versionEndExcluding": "6.2.16", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "38F6F330-91A0-4675-8B90-6F950471A7CC", "versionEndExcluding": "6.3.2", "versionStartIncluding": "6.3"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9F9C8C20-42EB-4AB5-BD97-212DEB070C43"}, {"criteria": "cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8497A4C9-8474-4A62-8331-3FE862ED4098"}, {"criteria": "cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E63D8B0F-006E-4801-BF9D-1C001BBFB4F9"}, {"criteria": "cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B06F4839-D16A-4A61-9BB5-55B13F41E47F"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}