{
  "id": "CVE-2022-34477",
  "sourceIdentifier": "security@mozilla.org",
  "published": "2022-12-22T20:15:32.707",
  "lastModified": "2023-01-03T18:36:13.347",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "The MediaError message property should be consistent to avoid leaking information about cross-origin resources; however for a same-site cross-origin resource, the message could have leaked information enabling XS-Leaks attacks. This vulnerability affects Firefox < 102."
    },
    {
      "lang": "es",
      "value": "La propiedad del mensaje MediaError debe ser coherente para evitar la filtraci\u00f3n de informaci\u00f3n sobre recursos de origen cruzado; sin embargo, para un recurso de origen cruzado del mismo sitio, el mensaje podr\u00eda haber filtrado informaci\u00f3n que permitiera ataques XS-Leaks. Esta vulnerabilidad afecta a Firefox &lt; 102."
    }
  ],
  "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:H/I:N/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "102.0",
              "matchCriteriaId": "D117FB2D-9780-4CCE-BAD9-AC6A81500598"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1731614",
      "source": "security@mozilla.org",
      "tags": [
        "Issue Tracking",
        "Permissions Required",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.mozilla.org/security/advisories/mfsa2022-24/",
      "source": "security@mozilla.org",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}