{
  "GSD": {
    "alias": "CVE-2018-5734",
    "description": "While handling a particular type of malformed packet BIND erroneously selects a SERVFAIL rcode instead of a FORMERR rcode. If the receiving view has the SERVFAIL cache feature enabled, this can trigger an assertion failure in badcache.c when the request doesn\u0027t contain all of the expected information. Affects BIND 9.10.5-S1 to 9.10.5-S4, 9.10.6-S1, 9.10.6-S2.",
    "id": "GSD-2018-5734",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-5734.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-5734"
      ],
      "details": "While handling a particular type of malformed packet BIND erroneously selects a SERVFAIL rcode instead of a FORMERR rcode. If the receiving view has the SERVFAIL cache feature enabled, this can trigger an assertion failure in badcache.c when the request doesn\u0027t contain all of the expected information. Affects BIND 9.10.5-S1 to 9.10.5-S4, 9.10.6-S1, 9.10.6-S2.",
      "id": "GSD-2018-5734",
      "modified": "2023-12-13T01:22:39.844688Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security-officer@isc.org",
        "DATE_PUBLIC": "2018-02-28T00:00:00.000Z",
        "ID": "CVE-2018-5734",
        "STATE": "PUBLIC",
        "TITLE": "A malformed request can trigger an assertion failure in badcache.c"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "BIND 9",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "9.10.5-S1 to 9.10.5-S4, 9.10.6-S1, 9.10.6-S2"
                        }
                      ]
                    }
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            "value": "While handling a particular type of malformed packet BIND erroneously selects a SERVFAIL rcode instead of a FORMERR rcode. If the receiving view has the SERVFAIL cache feature enabled, this can trigger an assertion failure in badcache.c when the request doesn\u0027t contain all of the expected information. Affects BIND 9.10.5-S1 to 9.10.5-S4, 9.10.6-S1, 9.10.6-S2."
          }
        ]
      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.0"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "Servers running the affected versions (9.10.5-S1 to 9.10.5-S4, 9.10.6-S1, and 9.10.6-S2) are vulnerable if they allow recursion, unless the SERVFAIL cache is disabled for the receiving view."
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://kb.isc.org/docs/aa-01562",
            "refsource": "CONFIRM",
            "url": "https://kb.isc.org/docs/aa-01562"
          },
          {
            "name": "https://security.netapp.com/advisory/ntap-20180926-0005/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20180926-0005/"
          },
          {
            "name": "103189",
            "refsource": "BID",
            "url": "http://www.securityfocus.com/bid/103189"
          },
          {
            "name": "1040438",
            "refsource": "SECTRACK",
            "url": "http://www.securitytracker.com/id/1040438"
          }
        ]
      },
      "solution": [
        {
          "lang": "eng",
          "value": "Upgrade to the patched release.\n\n    No publicly released versions of BIND are affected\n\nBIND Supported Preview Edition is a special feature preview branch of BIND provided to eligible ISC support customers.\n\n    BIND 9 version 9.10.6-S3"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "work_around": [
        {
          "lang": "eng",
          "value": "Disabling the SERVFAIL cache with \u0027servfail-ttl 0;\u0027 will prevent taking the code path that leads to the assertion failure."
        }
      ]
    },
    "nvd.nist.gov": {
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        "nodes": [
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            "children": [],
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                "cpe23Uri": "cpe:2.3:a:isc:bind:9.10.6:s1:*:*:*:*:*:*",
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                "vulnerable": true
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                "cpe23Uri": "cpe:2.3:a:isc:bind:9.10.5:s4:*:*:*:*:*:*",
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            "operator": "OR"
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          {
            "children": [],
            "cpe_match": [
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      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "security-officer@isc.org",
          "ID": "CVE-2018-5734"
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
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              "value": "While handling a particular type of malformed packet BIND erroneously selects a SERVFAIL rcode instead of a FORMERR rcode. If the receiving view has the SERVFAIL cache feature enabled, this can trigger an assertion failure in badcache.c when the request doesn\u0027t contain all of the expected information. Affects BIND 9.10.5-S1 to 9.10.5-S4, 9.10.6-S1, 9.10.6-S2."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-617"
                }
              ]
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          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://kb.isc.org/docs/aa-01562",
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              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://kb.isc.org/docs/aa-01562"
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              "url": "https://security.netapp.com/advisory/ntap-20180926-0005/"
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2019-10-09T23:41Z",
      "publishedDate": "2019-01-16T20:29Z"
    }
  }
}