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CVE-2020-28928

Estado: ModificadaMedia (5.5)—

In musl libc through 1.2.1, wcsnrtombs mishandles particular combinations of destination buffer size and source character limit, as demonstrated by an invalid write access (buffer overflow).

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)

Debian — Debian LinuxFedoraproject — FedoraMusl-libc — MuslOracle — Graalvm

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2020-28928",
  "cveTags": [],
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          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
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        "impactScore": 2.9,
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        "obtainAllPrivilege": false,
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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          "confidentialityImpact": "NONE"
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  "published": "2020-11-24T18:15:12.207",
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  "weaknesses": [
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      "description": [
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          "lang": "en",
          "value": "CWE-787"
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  "descriptions": [
    {
      "lang": "en",
      "value": "In musl libc through 1.2.1, wcsnrtombs mishandles particular combinations of destination buffer size and source character limit, as demonstrated by an invalid write access (buffer overflow)."
    },
    {
      "lang": "es",
      "value": "En musl libc versiones hasta 1.2.1, wcsnrtombs maneja inapropiadamente combinaciones particulares de tamaño de búfer de destino y límite de caracteres de origen, como es demostrado por un acceso de escritura no válido (desbordamiento de búfer)"
    }
  ],
  "lastModified": "2026-06-17T03:10:50.527",
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