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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "matchCriteriaId": "AD79B527-430D-4205-9062-AA036246DE49", "versionEndExcluding": "4.9.9", "versionStartIncluding": "4.9.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "matchCriteriaId": "8C4CBDEC-BB50-46E1-8E8D-9B3106BB8EF9", "versionEndExcluding": "4.10.5", "versionStartIncluding": "4.10.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Samba 4.9.x before 4.9.9 and 4.10.x before 4.10.5 has a NULL pointer dereference, leading to Denial of Service. This is related to the AD DC DNS management server (dnsserver) RPC server process."}, {"lang": "es", "value": "Samba versi\u00f3n 4.9.x anterior a 4.9.9 y versi\u00f3n 4.10.x anterior a 4.10.5, presenta una desreferencia de puntero NULL, lo que conlleva a la denegaci\u00f3n de servicio. Esto est\u00e1 relacionado al proceso del servidor RPC del servidor de administraci\u00f3n DNS (dnsserver) DC basado en AD."}], "id": "CVE-2019-12435", "lastModified": "2023-11-07T03:03:35.530", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-06-19T12:15:10.140", "references": [{"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00023.html"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/108825"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QSG3TLPZP35RH5DWAIDC7MHXRK5DFKOE/"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQ3LCJNJ3ONHIRKDSKOTT6QGXALLCHVG/"}, {"source": "cve@mitre.org", "url": "https://usn.ubuntu.com/4018-1/"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.samba.org/samba/security/CVE-2019-12435.html"}, {"source": "cve@mitre.org", "url": "https://www.synology.com/security/advisory/Synology_SA_19_27"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank The samba project for reporting this issue.", "bugzilla": {"description": "samba: AD DC Denial of Service in DNS management server", "id": "1711816", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1711816"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-476", "details": ["Samba 4.9.x before 4.9.9 and 4.10.x before 4.10.5 has a NULL pointer dereference, leading to Denial of Service. This is related to the AD DC DNS management server (dnsserver) RPC server process."], "mitigation": {"lang": "en:us", "value": "The dnsserver task can be stopped by setting \n'dcerpc endpoint servers = -dnsserver'\nin the smb.conf and restarting Samba."}, "name": "CVE-2019-12435", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "samba", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "samba", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "samba4", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "samba", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "samba", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:storage:3", "fix_state": "Not affected", "package_name": "samba", "product_name": "Red Hat Storage 3"}, {"cpe": "cpe:/o:redhat:rhev_hypervisor:4", "fix_state": "Not affected", "package_name": "redhat-virtualization-host", "product_name": "Red Hat Virtualization 4"}], "public_date": "2019-06-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-12435\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-12435\nhttps://www.samba.org/samba/security/CVE-2019-12435.html"], "statement": "This issue did not affect the version of samba as shipped with 'Red Hat Gluster Storage 3' as they did not include support for Active Directory Domain Controller.", "threat_severity": "Moderate", "upstream_fix": "samba 4.9.9, samba 4.10.5"}