{
  "id": "CVE-2021-34805",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2022-01-31T08:15:07.250",
  "lastModified": "2022-02-04T20:23:07.883",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in FAUST iServer before 9.0.019.019.7. For each URL request, it accesses the corresponding .fau file on the operating system without preventing %2e%2e%5c directory traversal."
    },
    {
      "lang": "es",
      "value": "Se ha detectado un problema en FAUST iServer versiones anteriores a 9.0.019.019.7. Para cada petici\u00f3n de URL, es accedido al archivo .fau correspondiente en el sistema operativo sin prevenir un salto de directorio %2e%2e%5c"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:N/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 7.8
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 10.0,
        "impactScore": 6.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:land-software:faust_iserver:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "9.0.017.017.1-3",
              "versionEndExcluding": "9.0.019.019.7",
              "matchCriteriaId": "618D44FB-ECE8-42FD-A5BB-4BB5B41228D0"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://packetstormsecurity.com/files/165701/FAUST-iServer-9.0.018.018.4-Local-File-Inclusion.html",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "http://www.land-software.de/lfs.fau?prj=iweb&dn=faust+iserver",
      "source": "cve@mitre.org",
      "tags": [
        "Product",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://sec-consult.com/vulnerability-lab/",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    }
  ]
}