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CVE-2018-9165

Estado: ModificadaMedia (6.5)—

La función pushdup en util/decompile.c en libming hasta la versión 0.4.8 no reconoce la necesidad de ActionPushDuplicate para realizar una copia profunda cuando una cadena está en la parte superior de la pila, haciendo que la librería sea vulnerable a una desreferencia de puntero NULL en util/decompile.c, lo que puede permitir que los atacantes provoquen una denegación de servicio (DoS) mediante un archivo SWF manipulado.

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)

CWE

Referencias

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{
  "id": "CVE-2018-9165",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "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"
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        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
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    "cvssMetricV30": [
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          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
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  "affected": [
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  "published": "2018-04-01T18:29:00.570",
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    {
      "url": "https://github.com/libming/libming/issues/121",
      "tags": [
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        "Patch",
        "Third Party Advisory"
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      "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00008.html",
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
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      ]
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The pushdup function in util/decompile.c in libming through 0.4.8 does not recognize the need for ActionPushDuplicate to perform a deep copy when a String is at the top of the stack, making the library vulnerable to a util/decompile.c getName NULL pointer dereference, which may allow attackers to cause a denial of service via a crafted SWF file."
    },
    {
      "lang": "es",
      "value": "La función pushdup en util/decompile.c en libming hasta la versión 0.4.8 no reconoce la necesidad de ActionPushDuplicate para realizar una copia profunda cuando una cadena está en la parte superior de la pila, haciendo que la librería sea vulnerable a una desreferencia de puntero NULL en util/decompile.c, lo que puede permitir que los atacantes provoquen una denegación de servicio (DoS) mediante un archivo SWF manipulado."
    }
  ],
  "lastModified": "2026-06-17T02:06:11.500",
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