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CVE-2018-19486

Estado: ModificadaCrítica (9.8)—

Git before 2.19.2 on Linux and UNIX executes commands from the current working directory (as if '.' were at the end of $PATH) in certain cases involving the run_command() API and run-command.c, because there was a dangerous change from execvp to execv during 2017.

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)

Canonical — Ubuntu LinuxGit-scm — GIT

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2018-19486",
  "cveTags": [],
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          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
        "impactScore": 6.4,
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        "obtainAllPrivilege": false,
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          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
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          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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  "affected": [
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      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
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  "published": "2018-11-23T08:29:00.263",
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          "lang": "en",
          "value": "CWE-426"
        }
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      "lang": "en",
      "value": "Git before 2.19.2 on Linux and UNIX executes commands from the current working directory (as if '.' were at the end of $PATH) in certain cases involving the run_command() API and run-command.c, because there was a dangerous change from execvp to execv during 2017."
    },
    {
      "lang": "es",
      "value": "Git, en versiones anteriores a la 2.19.2 en Linux y UNIX, ejecuta comandos desde el directorio de trabajo actual (como si '.' estuviera al final de $PATH) en determinados casos relacionados con la API run_command() y run-command.c, debido a un cambio peligroso desde execvp hasta execv en el 2017."
    }
  ],
  "lastModified": "2026-06-17T01:49:22.043",
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