Security advisory

{
  "id": "14206b1e7a9ca92c36a3492b437b7b2f27b20f9c87e8eb2ac6e77018f3f85aec",
  "url": "https://osv.dev/vulnerability/CVE-2021-4142",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-4142",
    "summary": "The Candlepin component of Red Hat Satellite was affected by an improper authentication flaw. Few factors could allow an attacker to use the SCA (simple content access) certificate for authentication with Candlepin.",
    "evidence": "osv:CVE-2021-4142",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-4142",
      "aliases": [
        "CVE-2021-4142"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/candlepin/candlepin",
              "type": "GIT",
              "events": [
                {
                  "introduced": "3c2e908d53d66755895b5debd9e73b3a27d62a0a"
                },
                {
                  "last_affected": "16438276dde4cd24b2fbce7063b6f6e66143969d"
                },
                {
                  "introduced": "417c084fc2768cb5e1537782a6746f338e9c1d33"
                },
                {
                  "last_affected": "fd6f8e88290d6a3db403ecd78665753e8d04aeed"
                },
                {
                  "introduced": "e6ecbd17f29c16ec84148a83f549a75653a86a60"
                },
                {
                  "last_affected": "397db5d60a16e8a275627dfb9c6b7181dd440f01"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:candlepinproject:candlepin:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.1.0"
                      },
                      {
                        "last_affected": "3.1.28-2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:candlepinproject:candlepin:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.2.0"
                      },
                      {
                        "last_affected": "3.2.21-1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:candlepinproject:candlepin:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.1.0"
                      },
                      {
                        "last_affected": "4.1.8-1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "candlepin-3.1.28-1",
            "candlepin-3.2.21-1",
            "candlepin-3.1.28-2",
            "candlepin-4.1.8-1",
            "candlepin-4.1.7-1",
            "candlepin-3.2.20-1",
            "candlepin-4.1.6-1",
            "candlepin-4.1.5-1",
            "candlepin-3.2.19-1",
            "candlepin-4.1.4-1",
            "candlepin-4.1.3-1",
            "candlepin-4.1.2-1",
            "candlepin-3.2.18-1",
            "candlepin-3.2.17-1",
            "candlepin-3.2.16-1",
            "candlepin-4.0.1-1",
            "candlepin-3.2.15-1",
            "candlepin-3.2.14-1",
            "candlepin-3.1.26-1",
            "candlepin-3.1.25-1",
            "candlepin-3.2.13-1",
            "candlepin-4.0.0-1",
            "candlepin-3.2.12-1",
            "candlepin-3.1.24-1",
            "candlepin-3.2.11-1",
            "candlepin-3.2.10-1",
            "candlepin-3.2.9-1",
            "candlepin-3.2.8-1",
            "candlepin-3.2.7-1",
            "candlepin-3.1.23-1",
            "candlepin-3.2.6-1",
            "candlepin-3.2.5-1",
            "candlepin-3.2.4-1",
            "candlepin-3.2.3-1",
            "candlepin-3.1.22-1",
            "candlepin-3.2.2-1",
            "candlepin-3.2.1-1",
            "candlepin-3.2.0-1",
            "candlepin-3.1.21-1",
            "candlepin-3.1.19-1",
            "candlepin-3.1.20-1",
            "candlepin-3.1.18-1",
            "candlepin-3.1.17-1",
            "candlepin-3.1.16-1",
            "candlepin-3.1.15-1",
            "candlepin-3.1.13-1",
            "candlepin-3.1.14-1",
            "candlepin-3.1.12-1",
            "candlepin-3.1.6-1",
            "candlepin-3.1.11-1",
            "candlepin-3.1.10-1",
            "candlepin-3.1.9-1",
            "candlepin-3.1.8-1",
            "candlepin-3.1.7-1",
            "candlepin-3.1.5-1",
            "candlepin-3.1.4-1",
            "candlepin-3.1.3-1",
            "candlepin-3.1.2-1",
            "candlepin-3.1.1-1",
            "candlepin-3.1.0-1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-4142.json"
          }
        }
      ],
      "modified": "2026-10-20T10:55:02.577206820Z",
      "provider": "osv",
      "references": [
        "https://access.redhat.com/security/cve/CVE-2021-4142",
        "https://github.com/candlepin/candlepin/pull/3198",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2034346",
        "https://github.com/candlepin/candlepin/pull/3197",
        "https://github.com/candlepin/candlepin/pull/3199"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-4142",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 386763,
  "published_at": "2022-08-24T16:15:09.547+00:00"
}