FKIE_CVE-2022-33991

Vulnerability from fkie_nvd - Published: 2022-08-15 13:15 - Updated: 2024-11-21 07:08
Severity ?
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Summary
dproxy-nexgen (aka dproxy nexgen) forwards and caches DNS queries with the CD (aka checking disabled) bit set to 1. This leads to disabling of DNSSEC protection provided by upstream resolvers.
References
cve@mitre.orghttps://sourceforge.net/projects/dproxy/Third Party Advisory
cve@mitre.orghttps://www.openwall.com/lists/oss-security/2022/08/14/3Exploit, Mailing List, Third Party Advisory
cve@mitre.orghttps://www.usenix.org/conference/usenixsecurity22/presentation/jeitnerThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://sourceforge.net/projects/dproxy/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2022/08/14/3Exploit, Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.usenix.org/conference/usenixsecurity22/presentation/jeitnerThird Party Advisory
Impacted products
Vendor Product Version
dproxy-nexgen_project dproxy-nexgen -
To clipboard 

{
  "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) forwards and caches DNS queries with the CD (aka checking disabled) bit set to 1. This leads to disabling of DNSSEC protection provided by upstream resolvers."
    },
    {
      "lang": "es",
      "value": "dproxy-nexgen (tambi\u00e9n se conoce como dproxy nexgen) reenv\u00eda y almacena en cach\u00e9 las consultas DNS con el bit CD (tambi\u00e9n se conoce como comprobaci\u00f3n deshabilitada) establecido en 1. Esto conlleva a una deshabilitaci\u00f3n de la protecci\u00f3n DNSSEC proporcionada por los resolutores ascendentes."
    }
  ],
  "id": "CVE-2022-33991",
  "lastModified": "2024-11-21T07:08:44.273",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-08-15T13:15:19.047",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "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": [
        "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-290"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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