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CVE-2020-36277

Estado: ModificadaAlta (7.5)—

Leptonica before 1.80.0 allows a denial of service (application crash) via an incorrect left shift in pixConvert2To8 in pixconv.c.

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 (3)

Debian — Debian LinuxFedoraproject — FedoraLeptonica — Leptonica

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2020-36277",
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          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
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          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
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        "impactScore": 3.6,
        "exploitabilityScore": 3.9
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  "affected": [
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      "affectedData": [
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  "published": "2021-03-11T21:15:11.827",
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "description": [
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          "value": "CWE-670"
        }
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Leptonica before 1.80.0 allows a denial of service (application crash) via an incorrect left shift in pixConvert2To8 in pixconv.c."
    },
    {
      "lang": "es",
      "value": "Leptonica versiones anteriores a 1.80.0, permite una denegación de servicio (bloqueo de la aplicación) por medio de un desplazamiento incorrecto a la izquierda en la función pixConvert2To8 en el archivo pixconv.c"
    }
  ],
  "lastModified": "2026-06-17T03:15:13.943",
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}