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CVE-2020-4386

Status: ModifiedMedium (4.7)—

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow a local user to obtain sensitive information using a race condition of a symbolic link. IBM X-Force ID: 179268.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

IBM — DB2

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2020-4386",
  "cveTags": [],
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        "source": "nvd@nist.gov",
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          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:M/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
        "impactScore": 2.9,
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        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.4,
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        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
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    "cvssMetricV31": [
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              "version": "10.1"
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              "version": "10.5"
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              "version": "11.1"
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              "version": "11.5"
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  "published": "2020-07-01T15:15:14.843",
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      "tags": [
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        "Vendor Advisory"
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      "source": "psirt@us.ibm.com"
    },
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-362"
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      ]
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  ],
  "descriptions": [
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      "lang": "en",
      "value": "IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow a local user to obtain sensitive information using a race condition of a symbolic link. IBM X-Force ID: 179268."
    },
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      "value": "IBM DB2 para Linux, UNIX y Windows (incluye DB2 Connect Server) versiones 9.7, 10.1, 10.5, 11.1 y 11.5, podría permitir a un usuario local obtener información confidencial usando una condición de carrera de un enlace simbólico. IBM X-Force ID: 179268"
    }
  ],
  "lastModified": "2026-06-17T03:19:56.047",
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}