CVE-2023-28450

{"id": "CVE-2023-28450", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2023-03-15T21:15:09.333", "references": [{"url": "https://capec.mitre.org/data/definitions/495.html", "tags": ["Not Applicable"], "source": "[email protected]"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6UQ6LKDTLSSD64TBIZ3XEKBM2SWC63VV/", "source": "[email protected]"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OU2ZT4ITSEOOR2CFBAHK4Z67KXJIEWQA/", "source": "[email protected]"}, {"url": "https://thekelleys.org.uk/dnsmasq/doc.html", "tags": ["Product"], "source": "[email protected]"}, {"url": "https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=blob%3Bf=CHANGELOG", "source": "[email protected]"}, {"url": "https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=eb92fb32b746f2104b0f370b5b295bb8dd4bd5e5", "source": "[email protected]"}, {"url": "https://capec.mitre.org/data/definitions/495.html", "tags": ["Not Applicable"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/11/msg00035.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6UQ6LKDTLSSD64TBIZ3XEKBM2SWC63VV/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OU2ZT4ITSEOOR2CFBAHK4Z67KXJIEWQA/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://thekelleys.org.uk/dnsmasq/doc.html", "tags": ["Product"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=blob%3Bf=CHANGELOG", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=eb92fb32b746f2104b0f370b5b295bb8dd4bd5e5", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Dnsmasq before 2.90. The default maximum EDNS.0 UDP packet size was set to 4096 but should be 1232 because of DNS Flag Day 2020."}], "lastModified": "2025-11-03T22:16:06.553", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "964796B3-BA45-4180-A8DA-64CF93CED122", "versionEndExcluding": "2.90"}], "operator": "OR"}]}], "sourceIdentifier": "[email protected]"}