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Affects BIND 9.8.8, 9.9.3-S1 -> 9.9.9-S7, 9.9.3 -> 9.9.9-P5, 9.9.10b1, 9.10.0 -> 9.10.4-P5, 9.10.5b1, 9.11.0 -> 9.11.0-P2, 9.11.1b1."}, {"lang": "es", "value": "En ciertas condiciones, al emplear DNS64 y RPZ para rescribir respuestas a consultas, el procesamiento de consultas puede continuar de forma inconsistente, lo que puede conducir a un fallo de aserci\u00f3n de INSIST o a un intento para leer a trav\u00e9s de un puntero NULL. Afecta a BIND en su versi\u00f3n 9.8.8, desde la versi\u00f3n 9.9.3-S1 hasta la 9.9.9-S7, desde la versi\u00f3n 9.9.3 hasta la 9.9.9-P5, la versi\u00f3n 9.9.10b1, desde la versi\u00f3n 9.10.0 hasta la 9.10.4-P5, la versi\u00f3n 9.10.5b1, desde la versi\u00f3n 9.11.0 hasta la 9.11.0-P2 y a la versi\u00f3n 9.11.1b1."}], "id": "CVE-2017-3135", "lastModified": "2019-10-09T23:27:16.663", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"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": "security-officer@isc.org", "type": "Secondary"}]}, "published": "2019-01-16T20:29:00.283", "references": [{"source": "security-officer@isc.org", "tags": ["Third Party Advisory"], "url": "http://rhn.redhat.com/errata/RHSA-2017-0276.html"}, {"source": "security-officer@isc.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/96150"}, {"source": "security-officer@isc.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1037801"}, {"source": "security-officer@isc.org", "tags": ["Third Party Advisory"], "url": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03747en_us"}, {"source": "security-officer@isc.org", "tags": ["Vendor Advisory"], "url": "https://kb.isc.org/docs/aa-01453"}, {"source": "security-officer@isc.org", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/201708-01"}, {"source": "security-officer@isc.org", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20180926-0005/"}, {"source": "security-officer@isc.org", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2017/dsa-3795"}], "sourceIdentifier": "security-officer@isc.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank ISC for reporting this issue. Upstream acknowledges Ramesh Damodaran (Infoblox) and Aliaksandr Shubnik (Infoblox) as the original reporters.", "affected_release": [{"advisory": "RHSA-2017:0276", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "bind-32:9.9.4-38.el7_3.2", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2017-02-15T00:00:00Z"}], "bugzilla": {"description": "bind: Assertion failure when using DNS64 and RPZ Can Lead to Crash", "id": "1420193", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1420193"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "status": "verified"}, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "details": ["Under some conditions when using both DNS64 and RPZ to rewrite query responses, query processing can resume in an inconsistent state leading to either an INSIST assertion failure or an attempt to read through a NULL pointer. Affects BIND 9.8.8, 9.9.3-S1 -> 9.9.9-S7, 9.9.3 -> 9.9.9-P5, 9.9.10b1, 9.10.0 -> 9.10.4-P5, 9.10.5b1, 9.11.0 -> 9.11.0-P2, 9.11.1b1.", "A denial of service flaw was found in the way BIND handled query responses when both DNS64 and RPZ were used. A remote attacker could use this flaw to make named exit unexpectedly with an assertion failure or a null pointer dereference via a specially crafted DNS response."], "mitigation": {"lang": "en:us", "value": "While it is possible to avoid the condition by removing either DNS64 or RPZ from the configuration, or by carefully restricting the contents of the policy zone, for an affected configuration the most practical and safest course of action is to upgrade to a version of BIND without this vulnerability."}, "name": "CVE-2017-3135", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "bind", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "bind97", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "bind", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2017-02-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-3135\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-3135\nhttps://kb.isc.org/article/AA-01453"], "threat_severity": "Moderate"}