{
  "document": {
    "aggregate_severity": {
      "namespace": "https://access.redhat.com/security/updates/classification/",
      "text": "Moderate"
    },
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "publisher": {
      "category": "vendor",
      "contact_details": "https://access.redhat.com/security/team/contact/",
      "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.",
      "name": "Red Hat Product Security",
      "namespace": "https://www.redhat.com"
    },
    "title": "blocked IP addresses are allowed to edit EntitySchema items",
    "tracking": {
      "current_release_date": "2026-07-24T22:14:00+00:00",
      "generator": {
        "date": "2026-07-24T22:14:00+00:00",
        "engine": {
          "name": "CSAF Generator",
          "version": "3.1.0"
        }
      },
      "id": "CVE-2021-45471",
      "initial_release_date": "2021-12-17T00:00:00+00:00",
      "revision_history": [
        {
          "date": "2026-07-24T22:14:00+00:00",
          "number": "1",
          "summary": "Last generated version"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "category": "vendor",
        "name": "Red Hat",
        "branches": [
          {
            "category": "product_name",
            "name": "OpenShift Container Platform 4.12",
            "product": {
              "name": "OpenShift Container Platform 4.12",
              "product_id": "openshift-4.12.z",
              "product_identification_helper": {
                "cpe": "cpe:/a:redhat:openshift:4.12"
              }
            }
          },
          {
            "category": "product_name",
            "name": "OpenShift Container Platform 4.13",
            "product": {
              "name": "OpenShift Container Platform 4.13",
              "product_id": "openshift-4.13.z",
              "product_identification_helper": {
                "cpe": "cpe:/a:redhat:openshift:4.13"
              }
            }
          },
          {
            "category": "product_name",
            "name": "OpenShift Container Platform 4.14",
            "product": {
              "name": "OpenShift Container Platform 4.14",
              "product_id": "openshift-4.14.z",
              "product_identification_helper": {
                "cpe": "cpe:/a:redhat:openshift:4.14"
              }
            }
          },
          {
            "category": "product_name",
            "name": "OpenShift Container Platform 4.15.z",
            "product": {
              "name": "OpenShift Container Platform 4.15.z",
              "product_id": "openshift-4.15.z",
              "product_identification_helper": {
                "cpe": "cpe:/a:redhat:openshift:4.15"
              }
            }
          },
          {
            "category": "product_name",
            "name": "OpenShift Container Platform 4.16.z",
            "product": {
              "name": "OpenShift Container Platform 4.16.z",
              "product_id": "openshift-4.16.z",
              "product_identification_helper": {
                "cpe": "cpe:/a:redhat:openshift:4.16"
              }
            }
          },
          {
            "category": "product_name",
            "name": "OpenShift Container Platform 4.17",
            "product": {
              "name": "OpenShift Container Platform 4.17",
              "product_id": "openshift-4.17",
              "product_identification_helper": {
                "cpe": "cpe:/a:redhat:openshift:4.17"
              }
            }
          },
          {
            "category": "product_name",
            "name": "OpenShift Container Platform 4.18",
            "product": {
              "name": "OpenShift Container Platform 4.18",
              "product_id": "openshift-4.18",
              "product_identification_helper": {
                "cpe": "cpe:/a:redhat:openshift:4.18"
              }
            }
          },
          {
            "category": "product_name",
            "name": "OpenShift Container Platform 4.19",
            "product": {
              "name": "OpenShift Container Platform 4.19",
              "product_id": "openshift-4.19",
              "product_identification_helper": {
                "cpe": "cpe:/a:redhat:openshift:4.19"
              }
            }
          },
          {
            "category": "product_name",
            "name": "OpenShift Container Platform 4.20",
            "product": {
              "name": "OpenShift Container Platform 4.20",
              "product_id": "openshift-4.20",
              "product_identification_helper": {
                "cpe": "cpe:/a:redhat:openshift:4.20"
              }
            }
          },
          {
            "category": "product_version",
            "name": "mediawiki",
            "product": {
              "name": "mediawiki",
              "product_id": "mediawiki.src",
              "product_identification_helper": {
                "purl": "pkg:rpm/redhat/mediawiki?arch=src"
              }
            }
          }
        ]
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "mediawiki.src as a component of OpenShift Container Platform 4.19",
          "product_id": "openshift-4.19:mediawiki.src"
        },
        "product_reference": "mediawiki.src",
        "relates_to_product_reference": "openshift-4.19"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "mediawiki.src as a component of OpenShift Container Platform 4.18",
          "product_id": "openshift-4.18:mediawiki.src"
        },
        "product_reference": "mediawiki.src",
        "relates_to_product_reference": "openshift-4.18"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "mediawiki.src as a component of OpenShift Container Platform 4.14",
          "product_id": "openshift-4.14.z:mediawiki.src"
        },
        "product_reference": "mediawiki.src",
        "relates_to_product_reference": "openshift-4.14.z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "mediawiki.src as a component of OpenShift Container Platform 4.16.z",
          "product_id": "openshift-4.16.z:mediawiki.src"
        },
        "product_reference": "mediawiki.src",
        "relates_to_product_reference": "openshift-4.16.z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "mediawiki.src as a component of OpenShift Container Platform 4.13",
          "product_id": "openshift-4.13.z:mediawiki.src"
        },
        "product_reference": "mediawiki.src",
        "relates_to_product_reference": "openshift-4.13.z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "mediawiki.src as a component of OpenShift Container Platform 4.12",
          "product_id": "openshift-4.12.z:mediawiki.src"
        },
        "product_reference": "mediawiki.src",
        "relates_to_product_reference": "openshift-4.12.z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "mediawiki.src as a component of OpenShift Container Platform 4.15.z",
          "product_id": "openshift-4.15.z:mediawiki.src"
        },
        "product_reference": "mediawiki.src",
        "relates_to_product_reference": "openshift-4.15.z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "mediawiki.src as a component of OpenShift Container Platform 4.17",
          "product_id": "openshift-4.17:mediawiki.src"
        },
        "product_reference": "mediawiki.src",
        "relates_to_product_reference": "openshift-4.17"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "mediawiki.src as a component of OpenShift Container Platform 4.20",
          "product_id": "openshift-4.20:mediawiki.src"
        },
        "product_reference": "mediawiki.src",
        "relates_to_product_reference": "openshift-4.20"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2021-45471",
      "cwe": {
        "id": "CWE-863",
        "name": "Incorrect Authorization"
      },
      "discovery_date": "2021-12-24T00:00:00+00:00",
      "notes": [
        {
          "category": "other",
          "text": "The mediawiki package was removed from OpenShift Container Platform (OCP) in version 4.3, therefore for OCP 4 has been marked as out of support scope.",
          "title": "Statement"
        },
        {
          "category": "description",
          "text": "A flaw was found in mediawiki in versions through 1.37. Blocked IP addresses are allowed to edit EntitySchema items.",
          "title": "Vulnerability description"
        }
      ],
      "product_status": {
        "known_affected": [
          "openshift-4.12.z:mediawiki.src",
          "openshift-4.13.z:mediawiki.src",
          "openshift-4.14.z:mediawiki.src",
          "openshift-4.15.z:mediawiki.src",
          "openshift-4.16.z:mediawiki.src",
          "openshift-4.17:mediawiki.src",
          "openshift-4.18:mediawiki.src",
          "openshift-4.19:mediawiki.src",
          "openshift-4.20:mediawiki.src"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-45471"
        },
        {
          "category": "external",
          "summary": "nvd.nist.gov",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-45471"
        },
        {
          "category": "external",
          "summary": "www.cve.org",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-45471"
        }
      ],
      "remediations": [
        {
          "category": "no_fix_planned",
          "details": "Out of support scope",
          "product_ids": [
            "openshift-4.12.z:mediawiki.src",
            "openshift-4.13.z:mediawiki.src",
            "openshift-4.14.z:mediawiki.src",
            "openshift-4.15.z:mediawiki.src",
            "openshift-4.16.z:mediawiki.src",
            "openshift-4.17:mediawiki.src",
            "openshift-4.18:mediawiki.src",
            "openshift-4.19:mediawiki.src",
            "openshift-4.20:mediawiki.src"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "version": "3.1",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM"
          },
          "products": [
            "openshift-4.12.z:mediawiki.src",
            "openshift-4.13.z:mediawiki.src",
            "openshift-4.14.z:mediawiki.src",
            "openshift-4.15.z:mediawiki.src",
            "openshift-4.16.z:mediawiki.src",
            "openshift-4.17:mediawiki.src",
            "openshift-4.18:mediawiki.src",
            "openshift-4.19:mediawiki.src",
            "openshift-4.20:mediawiki.src"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate",
          "product_ids": [
            "openshift-4.12.z:mediawiki.src",
            "openshift-4.13.z:mediawiki.src",
            "openshift-4.14.z:mediawiki.src",
            "openshift-4.15.z:mediawiki.src",
            "openshift-4.16.z:mediawiki.src",
            "openshift-4.17:mediawiki.src",
            "openshift-4.18:mediawiki.src",
            "openshift-4.19:mediawiki.src",
            "openshift-4.20:mediawiki.src"
          ]
        }
      ],
      "title": "blocked IP addresses are allowed to edit EntitySchema items"
    }
  ]
}