{
  "id": "CVE-2022-46405",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2022-12-04T04:15:09.380",
  "lastModified": "2022-12-06T12:55:10.490",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Mastodon through 4.0.2 allows attackers to cause a denial of service (large Sidekiq pull queue) by creating bot accounts that follow attacker-controlled accounts on certain other servers associated with a wildcard DNS A record, such that there is uncontrolled recursion of attacker-generated messages."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-674"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:joinmastodon:mastodon:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "4.0.2",
              "matchCriteriaId": "11AE4FBF-5DF3-49F0-AAF4-6EB04F94C222"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://borg.social/notes/98bcoo2t1n",
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://hackmd.io/rD9nsTz1QeuPT-erxqjY-A",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ]
    }
  ]
}