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CVE-2018-5817

Estado: ModificadaAlta (7.5)—

Un error de confusión de tipos en la función "unpacked_load_raw()" en LibRaw, en versiones anteriores a la 0.19.1 (internal/dcraw_common.cpp), puede ser explotado para desencadenar un bucle infinito.

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 (2)

Debian — Debian LinuxLibraw — Libraw

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2018-5817",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "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,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/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"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "PSIRT-CNA@flexerasoftware.com",
      "affectedData": [
        {
          "vendor": "Flexera Software LLC",
          "product": "LibRaw",
          "versions": [
            {
              "status": "affected",
              "version": "0.19.0 and prior"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-02-20T18:29:00.633",
  "references": [
    {
      "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00036.html",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "PSIRT-CNA@flexerasoftware.com"
    },
    {
      "url": "https://secuniaresearch.flexerasoftware.com/secunia_research/2018-27/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "PSIRT-CNA@flexerasoftware.com"
    },
    {
      "url": "https://usn.ubuntu.com/3989-1/",
      "source": "PSIRT-CNA@flexerasoftware.com"
    },
    {
      "url": "https://www.libraw.org/news/libraw-0-19-2-release",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "PSIRT-CNA@flexerasoftware.com"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00036.html",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://secuniaresearch.flexerasoftware.com/secunia_research/2018-27/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://usn.ubuntu.com/3989-1/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.libraw.org/news/libraw-0-19-2-release",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-704"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A type confusion error within the \"unpacked_load_raw()\" function within LibRaw versions prior to 0.19.1 (internal/dcraw_common.cpp) can be exploited to trigger an infinite loop."
    },
    {
      "lang": "es",
      "value": "Un error de confusión de tipos en la función \"unpacked_load_raw()\" en LibRaw, en versiones anteriores a la 0.19.1 (internal/dcraw_common.cpp), puede ser explotado para desencadenar un bucle infinito."
    }
  ],
  "lastModified": "2026-06-17T02:00:50.297",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:libraw:libraw:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B880BEC0-DCE2-4F83-A203-020D00B2F17E",
              "versionEndExcluding": "0.19.1"
            }
          ],
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "PSIRT-CNA@flexerasoftware.com"
}