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CVE-2023-48947

Status: ModifiedHigh (7.5)—

An issue in the cha_cmp function of openlink virtuoso-opensource v7.2.11 allows attackers to cause a Denial of Service (DoS) after running a SELECT statement.

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)

Openlinksw — Virtuoso

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2023-48947",
  "cveTags": [],
  "metrics": {
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/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": "cve@mitre.org",
      "affectedData": [
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          "versions": [
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              "version": "n/a"
            }
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        }
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  ],
  "published": "2023-11-29T20:15:07.897",
  "references": [
    {
      "url": "https://github.com/openlink/virtuoso-opensource/issues/1179",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Patch"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/openlink/virtuoso-opensource/issues/1179",
      "tags": [
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        "Issue Tracking",
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
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      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue in the cha_cmp function of openlink virtuoso-opensource v7.2.11 allows attackers to cause a Denial of Service (DoS) after running a SELECT statement."
    },
    {
      "lang": "es",
      "value": "Un problema en la función cha_cmp de openlink virtuoso-opensource v7.2.11 permite a los atacantes provocar una Denegación de Servicio (DoS) después de ejecutar una declaración SELECT."
    }
  ],
  "lastModified": "2026-06-17T06:35:10.617",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:openlinksw:virtuoso:7.2.11:*:*:*:open_source:*:*:*",
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            }
          ],
          "operator": "OR"
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  "sourceIdentifier": "cve@mitre.org"
}