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CVE-2020-21426

Estado: ModificadaAlta (7.8)—

Buffer Overflow vulnerability in function C_IStream::read in PluginEXR.cpp in FreeImage 3.18.0 allows remote attackers to run arbitrary code and cause other impacts via crafted image file.

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)

Freeimage Project — Freeimage

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-21426",
  "cveTags": [],
  "metrics": {
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          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-10-04T16:18:49.220393Z"
        }
      }
    ],
    "cvssMetricV31": [
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        "type": "Primary",
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        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
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          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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  "affected": [
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      "affectedData": [
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          "vendor": "n/a",
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  "published": "2023-08-22T19:16:10.540",
  "references": [
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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  "descriptions": [
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      "lang": "en",
      "value": "Buffer Overflow vulnerability in function C_IStream::read in PluginEXR.cpp in FreeImage 3.18.0 allows remote attackers to run arbitrary code and cause other impacts via crafted image file."
    },
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      "lang": "es",
      "value": "Vulnerabilidad de Desbordamiento de Búfer en la función C_IStream::read en PluginEXR.cpp en FreeImage 3.18.0 permite a atacantes remotos ejecutar código arbitrario y causar otros impactos a través de un archivo de imagen manipulado."
    }
  ],
  "lastModified": "2026-06-17T03:03:40.220",
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}