cve-2023-26437
Vulnerability from cvelistv5
Published
2023-04-04 14:37
Modified
2024-08-02 11:46
Severity ?
EPSS score ?
Summary
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.
References
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-02T11:46:24.652Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2023-02.html" }, { "tags": [ "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CN7VMRYKZHG2UDUAK326LXD3JY7NO3LR/" }, { "tags": [ "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHPD6SIQOG7245GXFQHPUEI4AZ6Y3KD6/" } ], "title": "CVE Program Container" } ], "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.\u003cp\u003eThis issue affects Recursor: through 4.6.5, through 4.7.4 , through 4.8.3.\u003c/p\u003e" } ], "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": { "dateUpdated": "2023-04-04T14:59:24.624Z", "orgId": "8ce71d90-2354-404b-a86e-bec2cc4e6981", "shortName": "OX" }, "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. \u003cbr\u003e" } ], "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" } } }, "cveMetadata": { "assignerOrgId": "8ce71d90-2354-404b-a86e-bec2cc4e6981", "assignerShortName": "OX", "cveId": "CVE-2023-26437", "datePublished": "2023-04-04T14:37:29.388Z", "dateReserved": "2023-02-22T20:42:56.090Z", "dateUpdated": "2024-08-02T11:46:24.652Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "vulnerability-lookup:meta": { "fkie_nvd": { "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"4.6.6\", \"matchCriteriaId\": \"5ADA5151-D48E-462A-B05B-74F93F7BC93A\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"4.7.0\", \"versionEndExcluding\": \"4.7.5\", \"matchCriteriaId\": \"515C04D7-C041-429A-BDDE-B27D9F49E57B\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"4.8.0\", \"versionEndExcluding\": \"4.8.4\", \"matchCriteriaId\": \"1B8A7A13-5283-42CA-A2A0-9B44BEBD81C0\"}]}]}]", "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": "2024-11-21T07:51:26.787", "metrics": "{\"cvssMetricV31\": [{\"source\": \"security@open-xchange.com\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L\", \"baseScore\": 3.4, \"baseSeverity\": \"LOW\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"REQUIRED\", \"scope\": \"CHANGED\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"LOW\"}, \"exploitabilityScore\": 1.6, \"impactScore\": 1.4}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L\", \"baseScore\": 5.3, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"LOW\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 1.4}]}", "published": "2023-04-04T15:15:08.880", "references": "[{\"url\": \"https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2023-02.html\", \"source\": \"security@open-xchange.com\", \"tags\": [\"Vendor Advisory\"]}, {\"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/\", \"source\": \"security@open-xchange.com\"}, {\"url\": \"https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2023-02.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CN7VMRYKZHG2UDUAK326LXD3JY7NO3LR/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHPD6SIQOG7245GXFQHPUEI4AZ6Y3KD6/\", \"source\": 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Advisory\"]},{\"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/\",\"source\":\"security@open-xchange.com\"},{\"url\":\"https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2023-02.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CN7VMRYKZHG2UDUAK326LXD3JY7NO3LR/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHPD6SIQOG7245GXFQHPUEI4AZ6Y3KD6/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}" } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.