CVE-2017-7548

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"x_transferred"], "url": "http://www.debian.org/security/2017/dsa-3936"}, {"name": "RHSA-2017:2678", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "https://access.redhat.com/errata/RHSA-2017:2678"}, {"name": "DSA-3935", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "http://www.debian.org/security/2017/dsa-3935"}, {"name": "1039142", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://www.securitytracker.com/id/1039142"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.postgresql.org/about/news/1772/"}, {"name": "100276", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/100276"}, {"name": "GLSA-201710-06", "tags": ["vendor-advisory", "x_refsource_GENTOO", "x_transferred"], "url": "https://security.gentoo.org/glsa/201710-06"}, {"name": "RHSA-2017:2677", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": 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Esto resultar\u00eda en una denegaci\u00f3n de servicio."}], "id": "CVE-2017-7548", "lastModified": "2026-06-17T01:24:35.207", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-08-16T18:29:00.287", "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/100276"}, {"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://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/100276"}, {"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://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-862"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank the PostgreSQL project for reporting this issue. Upstream acknowledges Chapman Flack as the original reporter.", "affected_release": [{"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: lo_put() function ignores ACLs", "id": "1477187", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1477187"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.4", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L", "status": "verified"}, "cwe": "CWE-862", "details": ["PostgreSQL versions before 9.4.13, 9.5.8 and 9.6.4 are vulnerable to authorization flaw allowing remote authenticated attackers with no privileges on a large object to overwrite the entire contents of the object, resulting in a denial of service.", "An authorization flaw was found in the way PostgreSQL handled large objects. A remote, authenticated attacker with no privileges on a large object could potentially use this flaw to overwrite the entire content of the object, thus resulting in denial of service."], "name": "CVE-2017-7548", "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": "Not affected", "package_name": "postgresql", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "postgresql84", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "postgresql", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "postgresql", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:network_satellite:5", "fix_state": "Not 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-2017-7548\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-7548\nhttps://www.postgresql.org/about/news/1772/"], "threat_severity": "Moderate"}

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