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CVE-2021-33599

Estado: ModificadaMedia (5.5)—

A vulnerability affecting F-Secure Antivirus engine was discovered whereby scanning WIM archive file can lead to denial-of-service (infinite loop and freezes AV engine scanner). The vulnerability can be exploit remotely by an attacker. A successful attack will result in Denial-of-Service of the Anti-Virus engine.

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 (4)

F-secure — AtlantF-secure — Cloud Protection FOR SalesforceF-secure — Elements Endpoint ProtectionF-secure — Linux Security

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-33599",
  "cveTags": [],
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        "source": "nvd@nist.gov",
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
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        "acInsufInfo": false,
        "impactScore": 2.9,
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        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
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              "status": "affected",
              "version": "All Version"
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  "published": "2021-09-07T13:15:07.403",
  "references": [
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      "tags": [
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      "source": "cve-notifications-us@f-secure.com"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-835"
        }
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability affecting F-Secure Antivirus engine was discovered whereby scanning WIM archive file can lead to denial-of-service (infinite loop and freezes AV engine scanner). The vulnerability can be exploit remotely by an attacker. A successful attack will result in Denial-of-Service of the Anti-Virus engine."
    },
    {
      "lang": "es",
      "value": "Se ha detectado una vulnerabilidad que afecta al motor de F-Secure Antivirus por la que el escaneo de un archivo WIM puede conllevar a una denegación de servicio (bucle infinito y congelación del escáner del motor AV). La vulnerabilidad puede ser explotada remotamente por un atacante. Un ataque con éxito resultará en una denegación de servicio del motor antivirus"
    }
  ],
  "lastModified": "2026-06-17T03:54:51.267",
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