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CVE-2023-50308

Status: ModifiedMedium (6.5)—

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 under certain circumstances could allow an authenticated user to the database to cause a denial of service when a statement is run on columnar tables. IBM X-Force ID: 273393.

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-2023-50308",
  "cveTags": [],
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          "options": [
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              "exploitation": "none"
            },
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              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
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          ],
          "version": "2.0.3",
          "timestamp": "2025-06-10T16:03:37.899007Z"
        }
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
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    {
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  "descriptions": [
    {
      "lang": "en",
      "value": "IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 under certain circumstances could allow an authenticated user to the database to cause a denial of service when a statement is run on columnar tables.  IBM X-Force ID:  273393."
    },
    {
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      "value": "IBM Db2 para Linux, UNIX y Windows (incluye DB2 Connect Server) 11.5 bajo ciertas circunstancias podría permitir que un usuario autenticado en la base de datos provoque una denegación de servicio cuando se ejecuta una declaración en tablas de columnas. ID de IBM X-Force: 273393."
    }
  ],
  "lastModified": "2026-06-17T06:39:27.950",
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