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CVE-2019-14869

Estado: ModificadaAlta (8.8)—

A flaw was found in all versions of ghostscript 9.x before 9.50, where the `.charkeys` procedure, where it did not properly secure its privileged calls, enabling scripts to bypass `-dSAFER` restrictions. An attacker could abuse this flaw by creating a specially crafted PostScript file that could escalate privileges within the Ghostscript and access files outside of restricted areas or execute commands.

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)

Artifex — GhostscriptFedoraproject — FedoraOpensuse — Leap

CWE

Referencias

JSON original (NVD)

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      "value": "A flaw was found in all versions of ghostscript 9.x before 9.50, where the `.charkeys` procedure, where it did not properly secure its privileged calls, enabling scripts to bypass `-dSAFER` restrictions. An attacker could abuse this flaw by creating a specially crafted PostScript file that could escalate privileges within the Ghostscript and access files outside of restricted areas or execute commands."
    },
    {
      "lang": "es",
      "value": "Se detectó un fallo en todas las versiones de ghostscript 9.x en versiones anteriores a la 9.50, donde el procedimiento \".charkeys\", donde no aseguraba apropiadamente sus llamadas privilegiadas, permitiendo que los scripts omitieran las restricciones \"-dSAFER\". Un atacante podría abusar de este fallo mediante la creación de un archivo PostScript especialmente diseñado que podría aumentar los privilegios dentro de Ghostscript y acceder a archivos fuera de áreas restringidas o ejecutar comandos."
    }
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