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CVE-2022-22638

Estado: ModificadaMedia (6.5)—

A null pointer dereference was addressed with improved validation. This issue is fixed in tvOS 15.4, iOS 15.4 and iPadOS 15.4, macOS Big Sur 11.6.5, Security Update 2022-003 Catalina, watchOS 8.5, macOS Monterey 12.3. An attacker in a privileged position may be able to perform a denial of service attack.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (6)

Apple — IpadosApple — Iphone OSApple — MAC OS XApple — MacosApple — TvosApple — Watchos

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2022-22638",
  "cveTags": [],
  "metrics": {
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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    "cvssMetricV31": [
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          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
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  "affected": [
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  "published": "2022-03-18T18:15:14.303",
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  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
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          "lang": "en",
          "value": "CWE-476"
        }
      ]
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      "value": "A null pointer dereference was addressed with improved validation. This issue is fixed in tvOS 15.4, iOS 15.4 and iPadOS 15.4, macOS Big Sur 11.6.5, Security Update 2022-003 Catalina, watchOS 8.5, macOS Monterey 12.3. An attacker in a privileged position may be able to perform a denial of service attack."
    },
    {
      "lang": "es",
      "value": "Se abordó una desreferencia de puntero null con una comprobación mejorada. Este problema es corregido en tvOS versión 15.4, iOS versión 15.4 y iPadOS versión 15.4, macOS Big Sur versión 11.6.5, Security Update 2022-003 Catalina, watchOS versión 8.5, macOS Monterey versión 12.3. Un atacante en una posición privilegiada puede ser capaz de llevar a cabo un ataque de denegación de servicio"
    }
  ],
  "lastModified": "2026-06-17T04:28:44.033",
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}