{
  "GSD": {
    "alias": "CVE-2002-0514",
    "description": "PF in OpenBSD 3.0 with the return-rst rule sets the TTL to 128 in the RST packet, which allows remote attackers to determine if a port is being filtered because the TTL is different than the default TTL.",
    "id": "GSD-2002-0514"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2002-0514"
      ],
      "details": "PF in OpenBSD 3.0 with the return-rst rule sets the TTL to 128 in the RST packet, which allows remote attackers to determine if a port is being filtered because the TTL is different than the default TTL.",
      "id": "GSD-2002-0514",
      "modified": "2023-12-13T01:24:05.372134Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2002-0514",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
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                      ]
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              },
              "vendor_name": "n/a"
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      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "PF in OpenBSD 3.0 with the return-rst rule sets the TTL to 128 in the RST packet, which allows remote attackers to determine if a port is being filtered because the TTL is different than the default TTL."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "4401",
            "refsource": "BID",
            "url": "http://www.securityfocus.com/bid/4401"
          },
          {
            "name": "20020331 packet filter fingerprinting(open but closed, closed but filtered)",
            "refsource": "BUGTRAQ",
            "url": "http://www.securityfocus.com/archive/1/265188"
          },
          {
            "name": "firewall-rst-fingerprint(8738)",
            "refsource": "XF",
            "url": "http://www.iss.net/security_center/static/8738.php"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:openbsd:openbsd:3.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "60DA30A1-3360-46BC-85B7-008D535F95BE",
                    "vulnerable": true
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        ],
        "descriptions": [
          {
            "lang": "en",
            "value": "PF in OpenBSD 3.0 with the return-rst rule sets the TTL to 128 in the RST packet, which allows remote attackers to determine if a port is being filtered because the TTL is different than the default TTL."
          },
          {
            "lang": "es",
            "value": "PF en OpenBSD 3.0 con la regla return-rst establece el TTL (Time to Live) a 128 en el paquete RST, lo que permite a atacantes remotos determinar si un puerto est\u00e1 siendo filtrado porque el TTL es diferente del de por defecto."
          }
        ],
        "id": "CVE-2002-0514",
        "lastModified": "2024-02-14T15:07:31.453",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "NONE",
                "baseScore": 5.0,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ]
        },
        "published": "2002-08-12T04:00:00.000",
        "references": [
          {
            "source": "cve@mitre.org",
            "tags": [
              "Broken Link",
              "Vendor Advisory"
            ],
            "url": "http://www.iss.net/security_center/static/8738.php"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Broken Link",
              "Third Party Advisory",
              "VDB Entry",
              "Vendor Advisory"
            ],
            "url": "http://www.securityfocus.com/archive/1/265188"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Broken Link",
              "Exploit",
              "Third Party Advisory",
              "VDB Entry",
              "Vendor Advisory"
            ],
            "url": "http://www.securityfocus.com/bid/4401"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Analyzed",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-203"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}