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CVE-2020-23922

Estado: ModificadaAlta (7.1)—

An issue was discovered in giflib through 5.1.4. DumpScreen2RGB in gif2rgb.c has a heap-based buffer over-read.

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 (2)

Apache — BookkeeperGiflib Project — Giflib

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2020-23922",
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
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  "vulnStatus": "Modified",
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          "value": "CWE-125"
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      "lang": "en",
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    },
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      "value": "Se detectó un problema en giflib versiones hasta 5.1.4. La función DumpScreen2RGB en el archivo gif2rgb.c presenta una lectura excesiva del búfer en la región heap de la memoria"
    }
  ],
  "lastModified": "2026-06-17T03:05:05.603",
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