CVE-2017-8816 (GCVE-0-2017-8816)

Vulnerability from cvelistv5 – Published: 2017-11-29 18:00 – Updated: 2026-04-15 21:01
VLAI
Summary
The NTLM authentication feature in curl and libcurl before 7.57.0 on 32-bit platforms allows attackers to cause a denial of service (integer overflow and resultant buffer overflow, and application crash) or possibly have unspecified other impact via vectors involving long user and password fields.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: yes Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • integer overflow
  • CWE-190 - Integer Overflow or Wraparound
Assigner
References
URL Tags
http://security.cucumberlinux.com/security/detail… x_refsource_CONFIRM
https://security.gentoo.org/glsa/201712-04 vendor-advisoryx_refsource_GENTOO
https://access.redhat.com/errata/RHSA-2018:3558 vendor-advisoryx_refsource_REDHAT
https://curl.haxx.se/docs/adv_2017-12e7.html x_refsource_CONFIRM
http://www.securityfocus.com/bid/101998 vdb-entryx_refsource_BID
http://www.securitytracker.com/id/1039896 vdb-entryx_refsource_SECTRACK
https://www.debian.org/security/2017/dsa-4051 vendor-advisoryx_refsource_DEBIAN
http://www.securitytracker.com/id/1040608 vdb-entryx_refsource_SECTRACK
Impacted products
Vendor Product Version
n/a curl and libcurl before 7.57.0 Affected: curl and libcurl before 7.57.0
Date Public
2017-11-29 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T16:48:21.978Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://security.cucumberlinux.com/security/details.php?id=161"
          },
          {
            "name": "GLSA-201712-04",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201712-04"
          },
          {
            "name": "RHSA-2018:3558",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2018:3558"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://curl.haxx.se/docs/adv_2017-12e7.html"
          },
          {
            "name": "101998",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/101998"
          },
          {
            "name": "1039896",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1039896"
          },
          {
            "name": "DSA-4051",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2017/dsa-4051"
          },
          {
            "name": "1040608",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1040608"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "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"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2017-8816",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-15T21:01:08.292898Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-190",
                "description": "CWE-190 Integer Overflow or Wraparound",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-04-15T21:01:32.128Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "curl and libcurl before 7.57.0",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "curl and libcurl before 7.57.0"
            }
          ]
        }
      ],
      "datePublic": "2017-11-29T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The NTLM authentication feature in curl and libcurl before 7.57.0 on 32-bit platforms allows attackers to cause a denial of service (integer overflow and resultant buffer overflow, and application crash) or possibly have unspecified other impact via vectors involving long user and password fields."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "integer overflow",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-11-13T10:57:01.000Z",
        "orgId": "79363d38-fa19-49d1-9214-5f28da3f3ac5",
        "shortName": "debian"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://security.cucumberlinux.com/security/details.php?id=161"
        },
        {
          "name": "GLSA-201712-04",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201712-04"
        },
        {
          "name": "RHSA-2018:3558",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2018:3558"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://curl.haxx.se/docs/adv_2017-12e7.html"
        },
        {
          "name": "101998",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/101998"
        },
        {
          "name": "1039896",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1039896"
        },
        {
          "name": "DSA-4051",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2017/dsa-4051"
        },
        {
          "name": "1040608",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1040608"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@debian.org",
          "ID": "CVE-2017-8816",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "curl and libcurl before 7.57.0",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "curl and libcurl before 7.57.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The NTLM authentication feature in curl and libcurl before 7.57.0 on 32-bit platforms allows attackers to cause a denial of service (integer overflow and resultant buffer overflow, and application crash) or possibly have unspecified other impact via vectors involving long user and password fields."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "integer overflow"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://security.cucumberlinux.com/security/details.php?id=161",
              "refsource": "CONFIRM",
              "url": "http://security.cucumberlinux.com/security/details.php?id=161"
            },
            {
              "name": "GLSA-201712-04",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/201712-04"
            },
            {
              "name": "RHSA-2018:3558",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHSA-2018:3558"
            },
            {
              "name": "https://curl.haxx.se/docs/adv_2017-12e7.html",
              "refsource": "CONFIRM",
              "url": "https://curl.haxx.se/docs/adv_2017-12e7.html"
            },
            {
              "name": "101998",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/101998"
            },
            {
              "name": "1039896",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id/1039896"
            },
            {
              "name": "DSA-4051",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2017/dsa-4051"
            },
            {
              "name": "1040608",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id/1040608"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "79363d38-fa19-49d1-9214-5f28da3f3ac5",
    "assignerShortName": "debian",
    "cveId": "CVE-2017-8816",
    "datePublished": "2017-11-29T18:00:00.000Z",
    "dateReserved": "2017-05-07T00:00:00.000Z",
    "dateUpdated": "2026-04-15T21:01:32.128Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2017-8816",
      "date": "2026-07-26",
      "epss": "0.08523",
      "percentile": "0.9447"
    },
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*\", \"versionStartExcluding\": \"7.36.0\", \"versionEndIncluding\": \"7.56.1\", \"matchCriteriaId\": \"A0B36AFF-B48F-4C92-9E65-5BEE2A988057\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"7.36.0\", \"versionEndIncluding\": \"7.56.1\", \"matchCriteriaId\": \"116D6861-406B-451F-8CE1-43BFBB818783\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"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\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"The NTLM authentication feature in curl and libcurl before 7.57.0 on 32-bit platforms allows attackers to cause a denial of service (integer overflow and resultant buffer overflow, and application crash) or possibly have unspecified other impact via vectors involving long user and password fields.\"}, {\"lang\": \"es\", \"value\": \"La caracter\\u00edstica de autenticaci\\u00f3n NTLM en curl y libcurl en versiones anteriores a la 7.57.0 en plataformas de 32-bits permite que los atacantes provoquen una denegaci\\u00f3n de servicio (desbordamiento de enteros y desbordamiento de b\\u00fafer resultante, y cierre inesperado de la aplicaci\\u00f3n) o que, posiblemente, causen otro tipo de impacto sin especificar mediante vectores relacionados con campos user y password largos.\"}]",
      "id": "CVE-2017-8816",
      "lastModified": "2024-11-21T03:34:45.650",
      "metrics": "{\"cvssMetricV30\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.0\", \"vectorString\": \"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\", \"baseScore\": 9.8, \"baseSeverity\": \"CRITICAL\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 5.9}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:L/Au:N/C:P/I:P/A:P\", \"baseScore\": 7.5, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"PARTIAL\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"HIGH\", \"exploitabilityScore\": 10.0, \"impactScore\": 6.4, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "published": "2017-11-29T18:29:00.300",
      "references": "[{\"url\": \"http://security.cucumberlinux.com/security/details.php?id=161\", \"source\": \"security@debian.org\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://www.securityfocus.com/bid/101998\", \"source\": \"security@debian.org\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://www.securitytracker.com/id/1039896\", \"source\": \"security@debian.org\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://www.securitytracker.com/id/1040608\", \"source\": \"security@debian.org\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2018:3558\", \"source\": \"security@debian.org\"}, {\"url\": \"https://curl.haxx.se/docs/adv_2017-12e7.html\", \"source\": \"security@debian.org\", \"tags\": [\"Mitigation\", \"Vendor Advisory\"]}, {\"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\": \"security@debian.org\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://security.cucumberlinux.com/security/details.php?id=161\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://www.securityfocus.com/bid/101998\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://www.securitytracker.com/id/1039896\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://www.securitytracker.com/id/1040608\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2018:3558\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://curl.haxx.se/docs/adv_2017-12e7.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Mitigation\", \"Vendor Advisory\"]}, {\"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\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}]",
      "sourceIdentifier": "security@debian.org",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-190\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2017-8816\",\"sourceIdentifier\":\"security@debian.org\",\"published\":\"2017-11-29T18:29:00.300\",\"lastModified\":\"2026-05-13T00:24:29.033\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The NTLM authentication feature in curl and libcurl before 7.57.0 on 32-bit platforms allows attackers to cause a denial of service (integer overflow and resultant buffer overflow, and application crash) or possibly have unspecified other impact via vectors involving long user and password fields.\"},{\"lang\":\"es\",\"value\":\"La caracter\u00edstica de autenticaci\u00f3n NTLM en curl y libcurl en versiones anteriores a la 7.57.0 en plataformas de 32-bits permite que los atacantes provoquen una denegaci\u00f3n de servicio (desbordamiento de enteros y desbordamiento de b\u00fafer resultante, y cierre inesperado de la aplicaci\u00f3n) o que, posiblemente, causen otro tipo de impacto sin especificar mediante vectores relacionados con campos user y password largos.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}],\"cvssMetricV30\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":7.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-190\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-190\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*\",\"versionStartExcluding\":\"7.36.0\",\"versionEndIncluding\":\"7.56.1\",\"matchCriteriaId\":\"A0B36AFF-B48F-4C92-9E65-5BEE2A988057\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.36.0\",\"versionEndIncluding\":\"7.56.1\",\"matchCriteriaId\":\"116D6861-406B-451F-8CE1-43BFBB818783\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"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\"}]}]}],\"references\":[{\"url\":\"http://security.cucumberlinux.com/security/details.php?id=161\",\"source\":\"security@debian.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.securityfocus.com/bid/101998\",\"source\":\"security@debian.org\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securitytracker.com/id/1039896\",\"source\":\"security@debian.org\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securitytracker.com/id/1040608\",\"source\":\"security@debian.org\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2018:3558\",\"source\":\"security@debian.org\"},{\"url\":\"https://curl.haxx.se/docs/adv_2017-12e7.html\",\"source\":\"security@debian.org\",\"tags\":[\"Mitigation\",\"Vendor Advisory\"]},{\"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\":\"security@debian.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://security.cucumberlinux.com/security/details.php?id=161\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.securityfocus.com/bid/101998\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securitytracker.com/id/1039896\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securitytracker.com/id/1040608\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2018:3558\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://curl.haxx.se/docs/adv_2017-12e7.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mitigation\",\"Vendor Advisory\"]},{\"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\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-28T06:45:18+00:00",
      "cve": "CVE-2017-8816",
      "id": "CVE-2017-8816",
      "initial_release_date": "2017-11-29T00:00:00+00:00",
      "product_status:fixed": "336",
      "product_status:known_affected": "6",
      "product_status:known_not_affected": "14",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "curl: NTLM buffer overflow via integer overflow",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2017/cve-2017-8816.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-07-26T00:39:34Z",
      "cve": "CVE-2017-8816",
      "id": "CVE-2017-8816",
      "initial_release_date": "2023-02-15T04:45:50Z",
      "product_status:known_affected": "322",
      "product_status:known_not_affected": "80",
      "product_status:recommended": "399",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2017-8816",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2017-8816.json",
      "version": "36"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"http://security.cucumberlinux.com/security/details.php?id=161\", \"tags\": [\"x_refsource_CONFIRM\", \"x_transferred\"]}, {\"url\": \"https://security.gentoo.org/glsa/201712-04\", \"name\": \"GLSA-201712-04\", \"tags\": [\"vendor-advisory\", \"x_refsource_GENTOO\", \"x_transferred\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2018:3558\", \"name\": \"RHSA-2018:3558\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\", \"x_transferred\"]}, {\"url\": \"https://curl.haxx.se/docs/adv_2017-12e7.html\", \"tags\": [\"x_refsource_CONFIRM\", \"x_transferred\"]}, {\"url\": \"http://www.securityfocus.com/bid/101998\", \"name\": \"101998\", \"tags\": [\"vdb-entry\", \"x_refsource_BID\", \"x_transferred\"]}, {\"url\": \"http://www.securitytracker.com/id/1039896\", \"name\": \"1039896\", \"tags\": [\"vdb-entry\", \"x_refsource_SECTRACK\", \"x_transferred\"]}, {\"url\": \"https://www.debian.org/security/2017/dsa-4051\", \"name\": \"DSA-4051\", \"tags\": [\"vendor-advisory\", \"x_refsource_DEBIAN\", \"x_transferred\"]}, {\"url\": \"http://www.securitytracker.com/id/1040608\", \"name\": \"1040608\", \"tags\": [\"vdb-entry\", \"x_refsource_SECTRACK\", \"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-05T16:48:21.978Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 9.8, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"CRITICAL\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2017-8816\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-04-15T21:01:08.292898Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-190\", \"description\": \"CWE-190 Integer Overflow or Wraparound\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-04-15T21:00:13.101Z\"}}], \"cna\": {\"affected\": [{\"vendor\": \"n/a\", \"product\": \"curl and libcurl before 7.57.0\", \"versions\": [{\"status\": \"affected\", \"version\": \"curl and libcurl before 7.57.0\"}]}], \"datePublic\": \"2017-11-29T00:00:00.000Z\", \"references\": [{\"url\": \"http://security.cucumberlinux.com/security/details.php?id=161\", \"tags\": [\"x_refsource_CONFIRM\"]}, {\"url\": \"https://security.gentoo.org/glsa/201712-04\", \"name\": \"GLSA-201712-04\", \"tags\": [\"vendor-advisory\", \"x_refsource_GENTOO\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2018:3558\", \"name\": \"RHSA-2018:3558\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://curl.haxx.se/docs/adv_2017-12e7.html\", \"tags\": [\"x_refsource_CONFIRM\"]}, {\"url\": \"http://www.securityfocus.com/bid/101998\", \"name\": \"101998\", \"tags\": [\"vdb-entry\", \"x_refsource_BID\"]}, {\"url\": \"http://www.securitytracker.com/id/1039896\", \"name\": \"1039896\", \"tags\": [\"vdb-entry\", \"x_refsource_SECTRACK\"]}, {\"url\": \"https://www.debian.org/security/2017/dsa-4051\", \"name\": \"DSA-4051\", \"tags\": [\"vendor-advisory\", \"x_refsource_DEBIAN\"]}, {\"url\": \"http://www.securitytracker.com/id/1040608\", \"name\": \"1040608\", \"tags\": [\"vdb-entry\", \"x_refsource_SECTRACK\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"The NTLM authentication feature in curl and libcurl before 7.57.0 on 32-bit platforms allows attackers to cause a denial of service (integer overflow and resultant buffer overflow, and application crash) or possibly have unspecified other impact via vectors involving long user and password fields.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"text\", \"description\": \"integer overflow\"}]}], \"providerMetadata\": {\"orgId\": \"79363d38-fa19-49d1-9214-5f28da3f3ac5\", \"shortName\": \"debian\", \"dateUpdated\": \"2018-11-13T10:57:01.000Z\"}, \"x_legacyV4Record\": {\"affects\": {\"vendor\": {\"vendor_data\": [{\"product\": {\"product_data\": [{\"version\": {\"version_data\": [{\"version_value\": \"curl and libcurl before 7.57.0\"}]}, \"product_name\": \"curl and libcurl before 7.57.0\"}]}, \"vendor_name\": \"n/a\"}]}}, \"data_type\": \"CVE\", \"references\": {\"reference_data\": [{\"url\": \"http://security.cucumberlinux.com/security/details.php?id=161\", \"name\": \"http://security.cucumberlinux.com/security/details.php?id=161\", \"refsource\": \"CONFIRM\"}, {\"url\": \"https://security.gentoo.org/glsa/201712-04\", \"name\": \"GLSA-201712-04\", \"refsource\": \"GENTOO\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2018:3558\", \"name\": \"RHSA-2018:3558\", \"refsource\": \"REDHAT\"}, {\"url\": \"https://curl.haxx.se/docs/adv_2017-12e7.html\", \"name\": \"https://curl.haxx.se/docs/adv_2017-12e7.html\", \"refsource\": \"CONFIRM\"}, {\"url\": \"http://www.securityfocus.com/bid/101998\", \"name\": \"101998\", \"refsource\": \"BID\"}, {\"url\": \"http://www.securitytracker.com/id/1039896\", \"name\": \"1039896\", \"refsource\": \"SECTRACK\"}, {\"url\": \"https://www.debian.org/security/2017/dsa-4051\", \"name\": \"DSA-4051\", \"refsource\": \"DEBIAN\"}, {\"url\": \"http://www.securitytracker.com/id/1040608\", \"name\": \"1040608\", \"refsource\": \"SECTRACK\"}]}, \"data_format\": \"MITRE\", \"description\": {\"description_data\": [{\"lang\": \"eng\", \"value\": \"The NTLM authentication feature in curl and libcurl before 7.57.0 on 32-bit platforms allows attackers to cause a denial of service (integer overflow and resultant buffer overflow, and application crash) or possibly have unspecified other impact via vectors involving long user and password fields.\"}]}, \"problemtype\": {\"problemtype_data\": [{\"description\": [{\"lang\": \"eng\", \"value\": \"integer overflow\"}]}]}, \"data_version\": \"4.0\", \"CVE_data_meta\": {\"ID\": \"CVE-2017-8816\", \"STATE\": \"PUBLIC\", \"ASSIGNER\": \"security@debian.org\"}}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2017-8816\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-04-15T21:01:32.128Z\", \"dateReserved\": \"2017-05-07T00:00:00.000Z\", \"assignerOrgId\": \"79363d38-fa19-49d1-9214-5f28da3f3ac5\", \"datePublished\": \"2017-11-29T18:00:00.000Z\", \"assignerShortName\": \"debian\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.