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{
"id": "CVE-2024-25581",
"sourceIdentifier": "security@open-xchange.com",
"published": "2024-05-14T15:05:29.707",
"lastModified": "2025-02-13T18:17:14.117",
"vulnStatus": "Awaiting Analysis",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "When incoming DNS over HTTPS support is enabled using the nghttp2 provider, and queries are routed to a tcp-only or DNS over TLS backend, an attacker can trigger an assertion failure in DNSdist by sending a request for a zone transfer (AXFR or IXFR) over DNS over HTTPS, causing the process to stop and thus leading to a Denial of Service. DNS over HTTPS is not enabled by default, and backends are using plain DNS (Do53) by default."
},
{
"lang": "es",
"value": "Cuando la compatibilidad con DNS entrante sobre HTTPS est\u00e1 habilitada mediante el proveedor nghttp2 y las consultas se enrutan a un backend solo tcp o DNS sobre TLS, un atacante puede desencadenar una falla de aserci\u00f3n en DNSdist enviando una solicitud de transferencia de zona (AXFR o IXFR). a trav\u00e9s de DNS a trav\u00e9s de HTTPS, lo que provoca que el proceso se detenga y, por lo tanto, conduce a una Denegaci\u00f3n de Servicio. DNS sobre HTTPS no est\u00e1 habilitado de forma predeterminada y los servidores utilizan DNS simple (Do53) de forma predeterminada."
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "security@open-xchange.com",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6
}
]
},
"weaknesses": [
{
"source": "security@open-xchange.com",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-20"
}
]
}
],
"references": [
{
"url": "http://www.openwall.com/lists/oss-security/2024/05/13/1",
"source": "security@open-xchange.com"
},
{
"url": "https://dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2024-03.html",
"source": "security@open-xchange.com"
},
{
"url": "http://www.openwall.com/lists/oss-security/2024/05/13/1",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2024-03.html",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
]
}