{
  "GSD": {
    "alias": "CVE-2018-19591",
    "description": "In the GNU C Library (aka glibc or libc6) through 2.28, attempting to resolve a crafted hostname via getaddrinfo() leads to the allocation of a socket descriptor that is not closed. This is related to the if_nametoindex() function.",
    "id": "GSD-2018-19591",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-19591.html",
      "https://ubuntu.com/security/CVE-2018-19591",
      "https://security.archlinux.org/CVE-2018-19591"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-19591"
      ],
      "details": "In the GNU C Library (aka glibc or libc6) through 2.28, attempting to resolve a crafted hostname via getaddrinfo() leads to the allocation of a socket descriptor that is not closed. This is related to the if_nametoindex() function.",
      "id": "GSD-2018-19591",
      "modified": "2023-12-13T01:22:38.679388Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2018-19591",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "In the GNU C Library (aka glibc or libc6) through 2.28, attempting to resolve a crafted hostname via getaddrinfo() leads to the allocation of a socket descriptor that is not closed. This is related to the if_nametoindex() function."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://sourceware.org/git/?p=glibc.git;a=blob_plain;f=NEWS;hb=HEAD",
            "refsource": "CONFIRM",
            "url": "https://sourceware.org/git/?p=glibc.git;a=blob_plain;f=NEWS;hb=HEAD"
          },
          {
            "name": "FEDORA-2018-f6b7df660d",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BO7WHN52GFMC5F2I2232GFIPSSXWFV7G/"
          },
          {
            "name": "106037",
            "refsource": "BID",
            "url": "http://www.securityfocus.com/bid/106037"
          },
          {
            "name": "https://sourceware.org/bugzilla/show_bug.cgi?id=23927",
            "refsource": "CONFIRM",
            "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=23927"
          },
          {
            "name": "FEDORA-2018-060302dc83",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M52KE4YR3GNMHQUOS3DKAGZD5TQ5D5UH/"
          },
          {
            "name": "GLSA-201903-09",
            "refsource": "GENTOO",
            "url": "https://security.gentoo.org/glsa/201903-09"
          },
          {
            "name": "1042174",
            "refsource": "SECTRACK",
            "url": "http://www.securitytracker.com/id/1042174"
          },
          {
            "name": "https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=d527c860f5a3f0ed687bd03f0cb464612dc23408",
            "refsource": "CONFIRM",
            "url": "https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=d527c860f5a3f0ed687bd03f0cb464612dc23408"
          },
          {
            "name": "https://security.netapp.com/advisory/ntap-20190321-0003/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20190321-0003/"
          },
          {
            "name": "GLSA-201908-06",
            "refsource": "GENTOO",
            "url": "https://security.gentoo.org/glsa/201908-06"
          },
          {
            "name": "USN-4416-1",
            "refsource": "UBUNTU",
            "url": "https://usn.ubuntu.com/4416-1/"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "2.28",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-19591"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "In the GNU C Library (aka glibc or libc6) through 2.28, attempting to resolve a crafted hostname via getaddrinfo() leads to the allocation of a socket descriptor that is not closed. This is related to the if_nametoindex() function."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-20"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=d527c860f5a3f0ed687bd03f0cb464612dc23408",
              "refsource": "CONFIRM",
              "tags": [
                "Mailing List",
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=d527c860f5a3f0ed687bd03f0cb464612dc23408"
            },
            {
              "name": "https://sourceware.org/git/?p=glibc.git;a=blob_plain;f=NEWS;hb=HEAD",
              "refsource": "CONFIRM",
              "tags": [
                "Release Notes",
                "Third Party Advisory"
              ],
              "url": "https://sourceware.org/git/?p=glibc.git;a=blob_plain;f=NEWS;hb=HEAD"
            },
            {
              "name": "https://sourceware.org/bugzilla/show_bug.cgi?id=23927",
              "refsource": "CONFIRM",
              "tags": [
                "Exploit",
                "Issue Tracking",
                "Third Party Advisory"
              ],
              "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=23927"
            },
            {
              "name": "FEDORA-2018-060302dc83",
              "refsource": "FEDORA",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M52KE4YR3GNMHQUOS3DKAGZD5TQ5D5UH/"
            },
            {
              "name": "FEDORA-2018-f6b7df660d",
              "refsource": "FEDORA",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BO7WHN52GFMC5F2I2232GFIPSSXWFV7G/"
            },
            {
              "name": "1042174",
              "refsource": "SECTRACK",
              "tags": [
                "Third Party Advisory",
                "VDB Entry"
              ],
              "url": "http://www.securitytracker.com/id/1042174"
            },
            {
              "name": "106037",
              "refsource": "BID",
              "tags": [
                "Third Party Advisory",
                "VDB Entry"
              ],
              "url": "http://www.securityfocus.com/bid/106037"
            },
            {
              "name": "GLSA-201903-09",
              "refsource": "GENTOO",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.gentoo.org/glsa/201903-09"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20190321-0003/",
              "refsource": "CONFIRM",
              "tags": [],
              "url": "https://security.netapp.com/advisory/ntap-20190321-0003/"
            },
            {
              "name": "GLSA-201908-06",
              "refsource": "GENTOO",
              "tags": [],
              "url": "https://security.gentoo.org/glsa/201908-06"
            },
            {
              "name": "USN-4416-1",
              "refsource": "UBUNTU",
              "tags": [],
              "url": "https://usn.ubuntu.com/4416-1/"
            }
          ]
        }
      },
      "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": "2020-07-09T20:15Z",
      "publishedDate": "2018-12-04T16:29Z"
    }
  }
}