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CVE-2021-44590

Estado: ModificadaMedia (6.5)—

En libming versión 0.4.8, se presenta una vulnerabilidad de agotamiento de memoria en la función cws2fws en el archivo util/main.c. Los atacantes remotos podrían lanzar ataques de denegación de servicio enviando un archivo SWF diseñado que aproveche esta vulnerabilidad.

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 (1)

Libming — Libming

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-44590",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "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"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
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    "cvssMetricV31": [
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
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        "exploitabilityScore": 2.8
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  "affected": [
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      "affectedData": [
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          "product": "n/a",
          "versions": [
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  "published": "2022-01-06T14:15:07.867",
  "references": [
    {
      "url": "https://github.com/libming/libming",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/libming/libming/issues/236",
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      "source": "cve@mitre.org"
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    {
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "tags": [
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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-770"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In libming 0.4.8, a memory exhaustion vulnerability exist in the function cws2fws in util/main.c. Remote attackers could launch denial of service attacks by submitting a crafted SWF file that exploits this vulnerability."
    },
    {
      "lang": "es",
      "value": "En libming versión 0.4.8, se presenta una vulnerabilidad de agotamiento de memoria en la función cws2fws en el archivo util/main.c. Los atacantes remotos podrían lanzar ataques de denegación de servicio enviando un archivo SWF diseñado que aproveche esta vulnerabilidad."
    }
  ],
  "lastModified": "2026-06-17T04:12:35.193",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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  "sourceIdentifier": "cve@mitre.org"
}