CVE-2023-5871

A flaw was found in libnbd, due to a malicious Network Block Device (NBD), a protocol for accessing Block Devices such as hard disks over a Network. This issue may allow a malicious NBD server to cause a Denial of Service.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/errata/RHSA-2024:2204
https://access.redhat.com/security/cve/CVE-2023-5871	Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2247308	Issue Tracking Vendor Advisory
https://lists.libguestfs.org/archives/list/guestfs@lists.libguestfs.org/thread/PFVUCMPFQUDC23JXSCUUPXIGDZ7XCFMD/	Mailing List Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:redhat:libnbd::::::::
	cpe:2.3:a:redhat:libnbd:1.19.1:::::::*
	cpe:2.3:o:redhat:enterprise_linux:9.0:::::::*

History

No history.

Information

Published : 2023-11-27 12:15

Updated : 2024-04-30 14:15

NVD link : CVE-2023-5871

Mitre link : CVE-2023-5871

CVE.ORG link : CVE-2023-5871

JSON object : View

Products Affected

redhat

libnbd
enterprise_linux

CWE

CWE-617

Reachable Assertion

{"id": "CVE-2023-5871", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2023-11-27T12:15:07.940", "references": [{"url": "https://access.redhat.com/errata/RHSA-2024:2204", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/security/cve/CVE-2023-5871", "tags": ["Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2247308", "tags": ["Issue Tracking", "Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://lists.libguestfs.org/archives/list/guestfs@lists.libguestfs.org/thread/PFVUCMPFQUDC23JXSCUUPXIGDZ7XCFMD/", "tags": ["Mailing List", "Patch"], "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-617"}]}, {"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-617"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in libnbd, due to a malicious Network Block Device (NBD), a protocol for accessing Block Devices such as hard disks over a Network. This issue may allow a malicious NBD server to cause a Denial of Service."}, {"lang": "es", "value": "Se encontr\u00f3 una falla en libnbd debido a un Network Block Device (NBD) malicioso, un protocolo para acceder a dispositivos de bloque, como discos duros, a trav\u00e9s de una red. Este problema puede permitir que un servidor NBD malintencionado provoque una Denegaci\u00f3n de Servicio."}], "lastModified": "2024-04-30T14:15:11.680", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:redhat:libnbd:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CC0C405B-6B3C-4B02-955E-78D0C5EB5921", "versionEndExcluding": "1.18.2", "versionStartIncluding": "1.17.4"}, {"criteria": "cpe:2.3:a:redhat:libnbd:1.19.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8897ADBA-AC01-499C-8EAB-5AFB5486B821"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7F6FB57C-2BC7-487C-96DD-132683AEB35D"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}