gsd-2020-14323
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
A null pointer dereference flaw was found in samba's Winbind service in versions before 4.11.15, before 4.12.9 and before 4.13.1. A local user could use this flaw to crash the winbind service causing denial of service.
Aliases
Aliases
CVE-2020-14323


To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-14323",
    "description": "A null pointer dereference flaw was found in samba\u0027s Winbind service in versions before 4.11.15, before 4.12.9 and before 4.13.1. A local user could use this flaw to crash the winbind service causing denial of service.",
    "id": "GSD-2020-14323",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-14323.html",
      "https://access.redhat.com/errata/RHSA-2021:3723",
      "https://access.redhat.com/errata/RHSA-2021:1647",
      "https://access.redhat.com/errata/RHBA-2021:1503",
      "https://access.redhat.com/errata/RHSA-2020:5439",
      "https://ubuntu.com/security/CVE-2020-14323",
      "https://advisories.mageia.org/CVE-2020-14323.html",
      "https://alas.aws.amazon.com/cve/html/CVE-2020-14323.html",
      "https://linux.oracle.com/cve/CVE-2020-14323.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-14323"
      ],
      "details": "A null pointer dereference flaw was found in samba\u0027s Winbind service in versions before 4.11.15, before 4.12.9 and before 4.13.1. A local user could use this flaw to crash the winbind service causing denial of service.",
      "id": "GSD-2020-14323",
      "modified": "2023-12-13T01:21:59.829145Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2020-14323",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Samba",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "All samba versions before 4.11.15, before 4.12.9 and before 4.13.1"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "A null pointer dereference flaw was found in samba\u0027s Winbind service in versions before 4.11.15, before 4.12.9 and before 4.13.1. A local user could use this flaw to crash the winbind service causing denial of service."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-170"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1891685",
            "refsource": "MISC",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1891685"
          },
          {
            "name": "https://www.samba.org/samba/security/CVE-2020-14323.html",
            "refsource": "MISC",
            "url": "https://www.samba.org/samba/security/CVE-2020-14323.html"
          },
          {
            "name": "openSUSE-SU-2020:1811",
            "refsource": "SUSE",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00008.html"
          },
          {
            "name": "openSUSE-SU-2020:1819",
            "refsource": "SUSE",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00012.html"
          },
          {
            "name": "FEDORA-2020-c1e9ae02d2",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JE2M4FE3N3EDXVG4UKSVFPL7SQUGFFDP/"
          },
          {
            "name": "https://security.netapp.com/advisory/ntap-20201103-0001/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20201103-0001/"
          },
          {
            "name": "FEDORA-2020-2e1a1489be",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/W6HM73N4NEGFW5GIJJGGP6ZZBS6GTXPB/"
          },
          {
            "name": "[debian-lts-announce] 20201123 [SECURITY] [DLA 2463-1] samba security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2020/11/msg00041.html"
          },
          {
            "name": "GLSA-202012-24",
            "refsource": "GENTOO",
            "url": "https://security.gentoo.org/glsa/202012-24"
          },
          {
            "name": "[debian-lts-announce] 20240422 [SECURITY] [DLA 3792-1] samba security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2024/04/msg00015.html"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "8D272EF5-4625-4849-AD2C-3A586743FCEF",
                    "versionEndExcluding": "4.11.15",
                    "versionStartIncluding": "3.6.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "163B1F95-F904-4C26-8E77-DEC708753D78",
                    "versionEndExcluding": "4.12.9",
                    "versionStartIncluding": "4.12.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "240B16EE-E139-40D2-BCB5-2A635031EC19",
                    "versionEndExcluding": "4.13.1",
                    "versionStartIncluding": "4.13.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*",
                    "matchCriteriaId": "B620311B-34A3-48A6-82DF-6F078D7A4493",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*",
                    "matchCriteriaId": "B009C22E-30A4-4288-BCF6-C3E81DEAF45A",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*",
                    "matchCriteriaId": "36D96259-24BD-44E2-96D9-78CE1D41F956",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*",
                    "matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "descriptions": [
          {
            "lang": "en",
            "value": "A null pointer dereference flaw was found in samba\u0027s Winbind service in versions before 4.11.15, before 4.12.9 and before 4.13.1. A local user could use this flaw to crash the winbind service causing denial of service."
          },
          {
            "lang": "es",
            "value": "Se encontr\u00f3 uno fallo de desreferencia del puntero null en el servicio Winbind de samba en versiones anteriores a 4.11.15, 4.12.9 y 4.13.1.\u0026#xa0;Un usuario local podr\u00eda utilizar este fallo para bloquear el servicio winbind causando una denegaci\u00f3n de servicio"
          }
        ],
        "id": "CVE-2020-14323",
        "lastModified": "2024-04-22T16:15:11.780",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "LOW",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "LOCAL",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 2.1,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 5.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2020-10-29T20:15:17.117",
        "references": [
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00008.html"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00012.html"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Issue Tracking",
              "Third Party Advisory"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1891685"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2020/11/msg00041.html"
          },
          {
            "source": "secalert@redhat.com",
            "url": "https://lists.debian.org/debian-lts-announce/2024/04/msg00015.html"
          },
          {
            "source": "secalert@redhat.com",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JE2M4FE3N3EDXVG4UKSVFPL7SQUGFFDP/"
          },
          {
            "source": "secalert@redhat.com",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W6HM73N4NEGFW5GIJJGGP6ZZBS6GTXPB/"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.gentoo.org/glsa/202012-24"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20201103-0001/"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://www.samba.org/samba/security/CVE-2020-14323.html"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-476"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-170"
              }
            ],
            "source": "secalert@redhat.com",
            "type": "Secondary"
          }
        ]
      }
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.