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CVE-2018-1000085

Estado: ModificadaMedia (5.5)—

ClamAV version version 0.99.3 contains a Out of bounds heap memory read vulnerability in XAR parser, function xar_hash_check() that can result in Leaking of memory, may help in developing exploit chains.. This attack appear to be exploitable via The victim must scan a crafted XAR file. This vulnerability appears to have been fixed in after commit d96a6b8bcc7439fa7e3876207aa0a8e79c8451b6.

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)

Canonical — Ubuntu LinuxClamav — ClamavDebian — Debian Linux

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2018-1000085",
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
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        "impactScore": 2.9,
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          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
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        "exploitabilityScore": 1.8
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  "published": "2018-03-13T15:29:01.113",
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  "vulnStatus": "Modified",
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      "description": [
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          "lang": "en",
          "value": "CWE-125"
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      "value": "ClamAV version version 0.99.3 contains a Out of bounds heap memory read vulnerability in XAR parser, function xar_hash_check() that can result in Leaking of memory, may help in developing exploit chains.. This attack appear to be exploitable via The victim must scan a crafted XAR file. This vulnerability appears to have been fixed in after commit d96a6b8bcc7439fa7e3876207aa0a8e79c8451b6."
    },
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      "value": "ClamAV, versión 0.99.3, contiene una vulnerabilidad de lectura de memoria dinámica (heap) fuera de límites en el analizador XAR, en la función xar_hash_check() que puede resultar en un filtrado de memoria y ayudar a desarrollar cadenas de exploits. El ataque parece ser explotable si una víctima escanea un archivo XAR malicioso. La vulnerabilidad parece haber sido solucionada tras el commit con ID d96a6b8bcc7439fa7e3876207aa0a8e79c8451b6."
    }
  ],
  "lastModified": "2026-06-17T01:32:23.700",
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