{
  "id": "CVE-2018-1158",
  "sourceIdentifier": "vulnreport@tenable.com",
  "published": "2018-08-23T19:29:00.563",
  "lastModified": "2020-08-24T17:37:01.140",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "Mikrotik RouterOS before 6.42.7 and 6.40.9 is vulnerable to a stack exhaustion vulnerability. An authenticated remote attacker can crash the HTTP server via recursive parsing of JSON."
    },
    {
      "lang": "es",
      "value": "Mikrotik RouterOS en versiones anteriores a la 6.42.7 y 6.40.9 es vulnerable a una vulnerabilidad de agotamiento de pila. Un atacante remoto autenticado puede provocar el cierre inesperado del servidor HTTP mediante el an\u00e1lisis recursivo de JSON."
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "SINGLE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-674"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:mikrotik:routeros:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "6.40.9",
              "matchCriteriaId": "69DD338B-DFE1-48D5-AD40-A7941FBC27ED"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:mikrotik:routeros:*:*:*:*:ltr:*:*:*",
              "versionEndExcluding": "6.42.7",
              "matchCriteriaId": "EAFC594A-61C6-4D6B-AFF2-6F5CD8D20993"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://seclists.org/fulldisclosure/2019/Jul/20",
      "source": "vulnreport@tenable.com"
    },
    {
      "url": "https://mikrotik.com/download/changelogs",
      "source": "vulnreport@tenable.com",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://mikrotik.com/download/changelogs/bugfix-release-tree",
      "source": "vulnreport@tenable.com",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.tenable.com/security/research/tra-2018-21",
      "source": "vulnreport@tenable.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    }
  ]
}