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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:dproxy-nexgen_project:dproxy-nexgen:-:*:*:*:*:*:*:*", "matchCriteriaId": "579888EE-A999-4603-97EF-740C042004B5", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "dproxy-nexgen (aka dproxy nexgen) re-uses the DNS transaction id (TXID) value from client queries, which allows attackers (able to send queries to the resolver) to conduct DNS cache-poisoning attacks because the TXID value is known to the attacker."}, {"lang": "es", "value": "dproxy-nexgen (tambi\u00e9n se conoce como dproxy nexgen) re\u00fasa el valor del identificador de transacciones DNS (TXID) de las consultas de los clientes, lo que permite a atacantes (capaces de enviar consultas al resolvedor) conducir ataques de envenenamiento de la cach\u00e9 DNS porque el valor TXID es conocido por el atacante."}], "id": "CVE-2022-33988", "lastModified": "2026-06-17T04:49:37.513", "metrics": {"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": "2022-08-15T13:15:17.807", "references": [{"source": "cve@mitre.org", "tags": ["Product", "Third Party Advisory"], "url": "https://sourceforge.net/projects/dproxy/"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "url": "https://www.openwall.com/lists/oss-security/2022/08/14/3"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product", "Third Party Advisory"], "url": "https://sourceforge.net/projects/dproxy/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "url": "https://www.openwall.com/lists/oss-security/2022/08/14/3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-444"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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