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CVE-2020-27844

Estado: ModificadaAlta (7.8)—

A flaw was found in openjpeg's src/lib/openjp2/t2.c in versions prior to 2.4.0. This flaw allows an attacker to provide crafted input to openjpeg during conversion and encoding, causing an out-of-bounds write. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

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 LinuxOracle — Outside IN TechnologyUclouvain — Openjpeg

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2020-27844",
  "cveTags": [],
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        "source": "nvd@nist.gov",
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          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:C",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "PARTIAL"
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  "published": "2021-01-05T18:15:14.147",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Secondary",
      "source": "secalert@redhat.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
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    }
  ],
  "descriptions": [
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      "lang": "en",
      "value": "A flaw was found in openjpeg's src/lib/openjp2/t2.c in versions prior to 2.4.0. This flaw allows an attacker to provide crafted input to openjpeg during conversion and encoding, causing an out-of-bounds write. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability."
    },
    {
      "lang": "es",
      "value": "Se encontró un fallo en el archivo src/lib/openjp2/t2.c de openjpeg en versiones anteriores a 2.4.0. Este fallo permite a un atacante proporcionar una entrada diseñada para openjpeg durante la conversión y codificación, causando una escritura fuera de límites. La mayor amenaza de esta vulnerabilidad es la confidencialidad, la integridad así como la disponibilidad del sistema"
    }
  ],
  "lastModified": "2026-06-17T03:09:43.637",
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