{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"cveId": "CVE-2023-26437", "assignerOrgId": "8ce71d90-2354-404b-a86e-bec2cc4e6981", "state": "PUBLISHED", "assignerShortName": "OX", "dateReserved": "2023-02-22T20:42:56.090Z", "datePublished": "2023-04-04T14:37:29.388Z", "dateUpdated": "2023-04-04T14:59:24.624Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "affected", "product": "Recursor", "vendor": "PowerDNS", "versions": [{"lessThanOrEqual": "4.6.5", "status": "affected", "version": "0", "versionType": "range"}, {"lessThanOrEqual": "4.7.4 ", "status": "affected", "version": "0", "versionType": "range"}, {"lessThanOrEqual": "4.8.3", "status": "affected", "version": "0", "versionType": "range"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Denial of service vulnerability in PowerDNS Recursor allows authoritative servers to be marked unavailable.<p>This issue affects Recursor: through 4.6.5, through 4.7.4 , through 4.8.3.</p>"}], "value": "Denial of service vulnerability in PowerDNS Recursor allows authoritative servers to be marked unavailable.This issue affects Recursor: through 4.6.5, through 4.7.4 , through 4.8.3.\n\n"}], "impacts": [{"descriptions": [{"lang": "en", "value": "authoritative servers to be marked unavailable"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 3.4, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"description": "Denial of service", "lang": "en"}]}], "providerMetadata": {"orgId": "8ce71d90-2354-404b-a86e-bec2cc4e6981", "shortName": "OX", "dateUpdated": "2023-04-04T14:59:24.624Z"}, "references": [{"url": "https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2023-02.html"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CN7VMRYKZHG2UDUAK326LXD3JY7NO3LR/"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHPD6SIQOG7245GXFQHPUEI4AZ6Y3KD6/"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Upgrade to PowerDNS Recursor 4.6.6, 4.7.5 or 4.8.4. <br>"}], "value": "Upgrade to PowerDNS Recursor 4.6.6, 4.7.5 or 4.8.4. \n"}], "source": {"discovery": "UNKNOWN"}, "title": "Deterred spoofing attempts can lead to authoritative servers being marked unavailable", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*", "matchCriteriaId": "5ADA5151-D48E-462A-B05B-74F93F7BC93A", "versionEndExcluding": "4.6.6", "vulnerable": true}, {"criteria": "cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*", "matchCriteriaId": "515C04D7-C041-429A-BDDE-B27D9F49E57B", "versionEndExcluding": "4.7.5", "versionStartIncluding": "4.7.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*", "matchCriteriaId": "1B8A7A13-5283-42CA-A2A0-9B44BEBD81C0", "versionEndExcluding": "4.8.4", "versionStartIncluding": "4.8.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Denial of service vulnerability in PowerDNS Recursor allows authoritative servers to be marked unavailable.This issue affects Recursor: through 4.6.5, through 4.7.4 , through 4.8.3.\n\n"}], "id": "CVE-2023-26437", "lastModified": "2023-04-15T04:16:06.013", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 3.4, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 1.4, "source": "security@open-xchange.com", "type": "Secondary"}]}, "published": "2023-04-04T15:15:08.880", "references": [{"source": "security@open-xchange.com", "tags": ["Vendor Advisory"], "url": "https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2023-02.html"}, {"source": "security@open-xchange.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CN7VMRYKZHG2UDUAK326LXD3JY7NO3LR/"}, {"source": "security@open-xchange.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHPD6SIQOG7245GXFQHPUEI4AZ6Y3KD6/"}], "sourceIdentifier": "security@open-xchange.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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