GSD-2022-33989

Vulnerability from gsd - Updated: 2023-12-13 01:19
Details
dproxy-nexgen (aka dproxy nexgen) uses a static UDP source port (selected randomly only at boot time) in upstream queries sent to DNS resolvers. This allows DNS cache poisoning because there is not enough entropy to prevent traffic injection attacks.
Aliases
Aliases
CVE-2022-33989
To clipboard 

{
  "GSD": {
    "alias": "CVE-2022-33989",
    "description": "dproxy-nexgen (aka dproxy nexgen) uses a static UDP source port (selected randomly only at boot time) in upstream queries sent to DNS resolvers. This allows DNS cache poisoning because there is not enough entropy to prevent traffic injection attacks.",
    "id": "GSD-2022-33989"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2022-33989"
      ],
      "details": "dproxy-nexgen (aka dproxy nexgen) uses a static UDP source port (selected randomly only at boot time) in upstream queries sent to DNS resolvers. This allows DNS cache poisoning because there is not enough entropy to prevent traffic injection attacks.",
      "id": "GSD-2022-33989",
      "modified": "2023-12-13T01:19:23.965745Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2022-33989",
        "STATE": "PUBLIC"
      },
      "affects": {
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            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
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      "references": {
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            "name": "https://sourceforge.net/projects/dproxy/",
            "refsource": "MISC",
            "url": "https://sourceforge.net/projects/dproxy/"
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            "name": "https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner",
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        "nodes": [
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                "cpe23Uri": "cpe:2.3:a:dproxy-nexgen_project:dproxy-nexgen:-:*:*:*:*:*:*:*",
                "cpe_name": [],
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        "description": {
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            }
          ]
        },
        "problemtype": {
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      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "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
        }
      },
      "lastModifiedDate": "2022-08-18T16:53Z",
      "publishedDate": "2022-08-15T13:15Z"
    }
  }
}


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