CVE-2018-17158

{"containers": {"cna": {"affected": [{"product": "FreeBSD", "vendor": "FreeBSD", "versions": [{"status": "affected", "version": "FreeBSD 11.2 before 11.2-RELEASE-p5"}]}], "datePublic": "2018-12-04T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "In FreeBSD before 11.2-STABLE(r340854) and 11.2-RELEASE-p5, an integer overflow error can occur when handling the client address length field in an NFSv4 request. Unprivileged remote users with access to the NFS server can crash the system by sending a specially crafted NFSv4 request."}], "problemTypes": [{"descriptions": [{"description": "Kernel integer overflow", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2018-12-13T10:57:01.000Z", "orgId": "63664ac6-956c-4cba-a5d0-f46076e16109", "shortName": "freebsd"}, "references": [{"name": "106192", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/106192"}, {"name": "FreeBSD-SA-18:13", "tags": ["vendor-advisory", "x_refsource_FREEBSD"], "url": "https://security.freebsd.org/advisories/FreeBSD-SA-18:13.nfs.asc"}, {"name": "1042164", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id/1042164"}, {"tags": ["x_refsource_MISC"], "url": "https://secuniaresearch.flexerasoftware.com/secunia_research/2018-24/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "secteam@freebsd.org", "ID": "CVE-2018-17158", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "FreeBSD", "version": {"version_data": [{"version_value": "FreeBSD 11.2 before 11.2-RELEASE-p5"}]}}]}, "vendor_name": "FreeBSD"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "In FreeBSD before 11.2-STABLE(r340854) and 11.2-RELEASE-p5, an integer overflow error can occur when handling the client address length field in an NFSv4 request. Unprivileged remote users with access to the NFS server can crash the system by sending a specially crafted NFSv4 request."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Kernel integer overflow"}]}]}, "references": {"reference_data": [{"name": "106192", "refsource": "BID", "url": "http://www.securityfocus.com/bid/106192"}, {"name": "FreeBSD-SA-18:13", "refsource": "FREEBSD", "url": "https://security.freebsd.org/advisories/FreeBSD-SA-18:13.nfs.asc"}, {"name": "1042164", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1042164"}, {"name": "https://secuniaresearch.flexerasoftware.com/secunia_research/2018-24/", "refsource": "MISC", "url": "https://secuniaresearch.flexerasoftware.com/secunia_research/2018-24/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T10:39:59.632Z"}, "title": "CVE Program Container", "references": [{"name": "106192", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/106192"}, {"name": "FreeBSD-SA-18:13", "tags": ["vendor-advisory", "x_refsource_FREEBSD", "x_transferred"], "url": "https://security.freebsd.org/advisories/FreeBSD-SA-18:13.nfs.asc"}, {"name": "1042164", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://www.securitytracker.com/id/1042164"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://secuniaresearch.flexerasoftware.com/secunia_research/2018-24/"}]}]}, "cveMetadata": {"assignerOrgId": "63664ac6-956c-4cba-a5d0-f46076e16109", "assignerShortName": "freebsd", "cveId": "CVE-2018-17158", "datePublished": "2018-12-04T15:00:00.000Z", "dateReserved": "2018-09-18T00:00:00.000Z", "dateUpdated": "2024-08-05T10:39:59.632Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "FreeBSD", "vendor": "FreeBSD", "versions": [{"status": "affected", "version": "FreeBSD 11.2 before 11.2-RELEASE-p5"}]}], "source": "secteam@freebsd.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*", "matchCriteriaId": "B7354D16-6431-43C2-97BA-EBBF482572C9", "versionEndExcluding": "11.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:11.2:p5:*:*:*:*:*:*", "matchCriteriaId": "E86CD544-86C4-4D9D-9CE5-087027509EDA", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In FreeBSD before 11.2-STABLE(r340854) and 11.2-RELEASE-p5, an integer overflow error can occur when handling the client address length field in an NFSv4 request. Unprivileged remote users with access to the NFS server can crash the system by sending a specially crafted NFSv4 request."}, {"lang": "es", "value": "En FreeBSD, en versiones anteriores a la 11.2-STABLE(r340854) y la 11.2-RELEASE-p5, puede ocurrir un error de desbordamiento de enteros al manejar el campo de longitud de direcci\u00f3n del cliente en una petici\u00f3n NFSv4. Los usuarios remotos sin privilegios con acceso al servidor NFS pueden provocar el cierre inesperado del sistema mediante el env\u00edo de una petici\u00f3n NFSv4 especialmente manipulada."}], "id": "CVE-2018-17158", "lastModified": "2026-06-17T01:45:27.083", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-12-04T15:29:00.307", "references": [{"source": "secteam@freebsd.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/106192"}, {"source": "secteam@freebsd.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1042164"}, {"source": "secteam@freebsd.org", "tags": ["Third Party Advisory"], "url": "https://secuniaresearch.flexerasoftware.com/secunia_research/2018-24/"}, {"source": "secteam@freebsd.org", "tags": ["Third Party Advisory"], "url": "https://security.freebsd.org/advisories/FreeBSD-SA-18:13.nfs.asc"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/106192"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1042164"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://secuniaresearch.flexerasoftware.com/secunia_research/2018-24/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.freebsd.org/advisories/FreeBSD-SA-18:13.nfs.asc"}], "sourceIdentifier": "secteam@freebsd.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-190"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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