CVE-2018-1000878

Estado: ModificadaAlta (8.8)—
libarchive version commit 416694915449219d505531b1096384f3237dd6cc onwards (release v3.1.0 onwards) contains a CWE-416: Use After Free vulnerability in RAR decoder - libarchive/archive_read_support_format_rar.c that can result in Crash/DoS - it is unknown if RCE is possible. This attack appear to be exploitable via the victim must open a specially crafted RAR archive.
CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Puntuación base: 8.8
Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 4.45%
Percentil entre todas las CVEs puntuadas: 91
Fecha de la puntuación: 7/10/2026
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 (8)

Canonical — Ubuntu Linux Debian — Debian Linux Fedoraproject — Fedora Libarchive — Libarchive Opensuse — Leap Redhat — Enterprise Linux Desktop Redhat — Enterprise Linux Server Redhat — Enterprise Linux Workstation
CWE

CWE-416
Referencias

JSON original (NVD)

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      "description": [
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          "lang": "en",
          "value": "CWE-416"
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      "lang": "en",
      "value": "libarchive version commit 416694915449219d505531b1096384f3237dd6cc onwards (release v3.1.0 onwards) contains a CWE-416: Use After Free vulnerability in RAR decoder - libarchive/archive_read_support_format_rar.c that can result in Crash/DoS - it is unknown if RCE is possible. This attack appear to be exploitable via the victim must open a specially crafted RAR archive."
    },
    {
      "lang": "es",
      "value": "libarchive, con el commit con ID 416694915449219d505531b1096384f3237dd6cc y siguientes (desde la v3.1.0) contiene una vulnerabilidad CWE-416: uso de memoria previamente liberada en el descodificador RAR (libarchive/archive_read_support_format_rar.c) que puede resultar en un cierre inesperado/denegación de servicio. Se desconoce si se puede ejecutar código de forma remota. El ataque parece ser explotable si una víctima abre un archivo RAR especialmente manipulado."
    }
  ],
  "lastModified": "2026-06-17T01:33:14.463",
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