CVE-2017-7546

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allowing remote attackers to gain access to database accounts with an empty password."}, {"lang": "es", "value": "PostgreSQL en sus versiones anteriores a 9.2.22, 9.3.18, 9.4.13, 9.5.8 y 9.6.4 es vulnerable a un fallo de autenticaci\u00f3n incorrecta que permite que atacantes remotos obtengan acceso a cuentas de la base de datos con una contrase\u00f1a vac\u00eda."}], "id": "CVE-2017-7546", "lastModified": "2026-06-17T01:24:34.913", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-08-16T18:29:00.207", "references": [{"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2017/dsa-3935"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2017/dsa-3936"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/100278"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1039142"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2017:2677"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2017:2678"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2017:2728"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2017:2860"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/201710-06"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://www.postgresql.org/about/news/1772/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2017/dsa-3935"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2017/dsa-3936"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/100278"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1039142"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2017:2677"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2017:2678"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2017:2728"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2017:2860"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/201710-06"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.postgresql.org/about/news/1772/"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-287"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank the PostgreSQL project for reporting this issue. Upstream acknowledges Ben de Graaff, Jelte Fennema, and Jeroen van der Ham as the original reporters.", "affected_release": [{"advisory": "RHSA-2017:2860", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "postgresql-0:8.4.20-8.el6_9", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2017-10-05T00:00:00Z"}, {"advisory": "RHSA-2017:2728", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "postgresql-0:9.2.23-1.el7_4", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2017-09-14T00:00:00Z"}, {"advisory": "RHSA-2017:2677", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "rh-postgresql95-postgresql-0:9.5.9-1.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6", "release_date": "2017-09-12T00:00:00Z"}, {"advisory": "RHSA-2017:2678", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "rh-postgresql94-postgresql-0:9.4.14-1.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6", "release_date": "2017-09-12T00:00:00Z"}, {"advisory": "RHSA-2017:2677", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "rh-postgresql95-postgresql-0:9.5.9-1.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS", "release_date": "2017-09-12T00:00:00Z"}, {"advisory": "RHSA-2017:2678", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "rh-postgresql94-postgresql-0:9.4.14-1.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS", "release_date": "2017-09-12T00:00:00Z"}, {"advisory": "RHSA-2017:2677", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "rh-postgresql95-postgresql-0:9.5.9-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2017-09-12T00:00:00Z"}, {"advisory": "RHSA-2017:2678", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "rh-postgresql94-postgresql-0:9.4.14-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2017-09-12T00:00:00Z"}, {"advisory": "RHSA-2017:2677", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "rh-postgresql95-postgresql-0:9.5.9-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS", "release_date": "2017-09-12T00:00:00Z"}, {"advisory": "RHSA-2017:2678", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "rh-postgresql94-postgresql-0:9.4.14-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS", "release_date": "2017-09-12T00:00:00Z"}], "bugzilla": {"description": "postgresql: Empty password accepted in some authentication methods", "id": "1477184", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1477184"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.6", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L", "status": "verified"}, "cwe": "CWE-287", "details": ["PostgreSQL versions before 9.2.22, 9.3.18, 9.4.13, 9.5.8 and 9.6.4 are vulnerable to incorrect authentication flaw allowing remote attackers to gain access to database accounts with an empty password.", "It was found that authenticating to a PostgreSQL database account with an empty password was possible despite libpq's refusal to send an empty password. A remote attacker could potentially use this flaw to gain access to database accounts with empty passwords."], "name": "CVE-2017-7546", "package_state": [{"cpe": "cpe:/a:redhat:cloudforms_managementengine:5", "fix_state": "Not affected", "package_name": "rh-postgresql94-postgresql", "product_name": "CloudForms Management Engine 5"}, {"cpe": "cpe:/a:redhat:cloudforms_managementengine:5", "fix_state": "Not affected", "package_name": "rh-postgresql95-postgresql", "product_name": "CloudForms Management Engine 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "postgresql", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "postgresql84", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/a:redhat:network_satellite:5", "fix_state": "Affected", "package_name": "postgresql92-postgresql", "product_name": "Red Hat Satellite 5"}], "public_date": "2017-08-10T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-7546\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-7546\nhttps://www.postgresql.org/about/news/1772/"], "statement": "Red Hat Satellite 5 are is in Production 3 Phase of the support and maintenance life cycle. This has been rated as having Moderate security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.", "threat_severity": "Moderate"}

{}