FKIE_CVE-2017-8817

Vulnerability from fkie_nvd - Published: 2017-11-29 18:29 - Updated: 2026-06-17 01:27
Severity
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
The FTP wildcard function in curl and libcurl before 7.57.0 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) or possibly have unspecified other impact via a string that ends with an '[' character.
References
security@debian.orghttp://security.cucumberlinux.com/security/details.php?id=162Third Party Advisory
security@debian.orghttp://www.securityfocus.com/bid/102057Third Party Advisory, VDB Entry
security@debian.orghttp://www.securitytracker.com/id/1039897Third Party Advisory, VDB Entry
security@debian.orghttps://access.redhat.com/errata/RHSA-2018:3558
security@debian.orghttps://curl.haxx.se/docs/adv_2017-ae72.htmlMitigation, Vendor Advisory
security@debian.orghttps://lists.debian.org/debian-lts-announce/2017/11/msg00040.html
security@debian.orghttps://security.gentoo.org/glsa/201712-04
security@debian.orghttps://www.debian.org/security/2017/dsa-4051Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://security.cucumberlinux.com/security/details.php?id=162Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/102057Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1039897Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2018:3558
af854a3a-2127-422b-91ae-364da2661108https://curl.haxx.se/docs/adv_2017-ae72.htmlMitigation, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2017/11/msg00040.html
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201712-04
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2017/dsa-4051Third Party Advisory
Impacted products
Vendor Product Version
haxx curl *
haxx libcurl *
debian debian_linux 8.0
debian debian_linux 9.0
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "curl and libcurl before 7.57.0",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "curl and libcurl before 7.57.0"
            }
          ]
        }
      ],
      "source": "security@debian.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "3BCB2317-5B06-4816-A663-6BFF785F85DA",
              "versionEndIncluding": "7.56.1",
              "versionStartIncluding": "7.21.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "49BD7E26-FEED-44B0-A752-DD768B42447D",
              "versionEndIncluding": "7.56.1",
              "versionStartExcluding": "7.21.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The FTP wildcard function in curl and libcurl before 7.57.0 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) or possibly have unspecified other impact via a string that ends with an \u0027[\u0027 character."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n FTP wildcard en curl y libcurl en versiones anteriores a la 7.57.0 permite que atacantes remotos provoquen una denegaci\u00f3n de servicio (lectura fuera de l\u00edmites y cierre inesperado de aplicaci\u00f3n) o, probablemente, causen cualquier otro tipo de impacto mediante una cadena que termina con un car\u00e1cter \"[\"."
    }
  ],
  "id": "CVE-2017-8817",
  "lastModified": "2026-06-17T01:27:00.873",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2017-8817",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-04-15T20:59:34.715692Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2017-11-29T18:29:00.347",
  "references": [
    {
      "source": "security@debian.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://security.cucumberlinux.com/security/details.php?id=162"
    },
    {
      "source": "security@debian.org",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/102057"
    },
    {
      "source": "security@debian.org",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id/1039897"
    },
    {
      "source": "security@debian.org",
      "url": "https://access.redhat.com/errata/RHSA-2018:3558"
    },
    {
      "source": "security@debian.org",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "url": "https://curl.haxx.se/docs/adv_2017-ae72.html"
    },
    {
      "source": "security@debian.org",
      "url": "https://lists.debian.org/debian-lts-announce/2017/11/msg00040.html"
    },
    {
      "source": "security@debian.org",
      "url": "https://security.gentoo.org/glsa/201712-04"
    },
    {
      "source": "security@debian.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.debian.org/security/2017/dsa-4051"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://security.cucumberlinux.com/security/details.php?id=162"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/102057"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id/1039897"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://access.redhat.com/errata/RHSA-2018:3558"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "url": "https://curl.haxx.se/docs/adv_2017-ae72.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2017/11/msg00040.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://security.gentoo.org/glsa/201712-04"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.debian.org/security/2017/dsa-4051"
    }
  ],
  "sourceIdentifier": "security@debian.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}



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