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CVE-2009-4443

Estado: ModificadaMedia (4.3)—

Unspecified vulnerability in the psearch (aka persistent search) functionality in Directory Proxy Server (DPS) in Sun Java System Directory Server Enterprise Edition 6.0 through 6.3.1 allows remote attackers to cause a denial of service (psearch outage) by using a crafted psearch client to send requests that trigger a psearch thread loop, aka Bug Id 6855978.

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 (1)

SUN — Java System Directory Server

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2009-4443",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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  },
  "affected": [
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      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2009-12-28T19:30:00.517",
  "references": [
    {
      "url": "http://secunia.com/advisories/37915",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-21-141958-01-1",
      "tags": [
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      "source": "cve@mitre.org"
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    {
      "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-66-270789-1",
      "tags": [
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      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/37481",
      "source": "cve@mitre.org"
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      "source": "cve@mitre.org"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
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          "value": "NVD-CWE-noinfo"
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      ]
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Unspecified vulnerability in the psearch (aka persistent search) functionality in Directory Proxy Server (DPS) in Sun Java System Directory Server Enterprise Edition 6.0 through 6.3.1 allows remote attackers to cause a denial of service (psearch outage) by using a crafted psearch client to send requests that trigger a psearch thread loop, aka Bug Id 6855978."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad no especificada en la funcionalidad psearch (también conocido como persistent search) en un Java System Directory Server Enterprise Edition v6.0 hasta v6.3.1 permite a atacantes remotos provocar una denegación de servicio (parada del psearch) al usar clientes psearch modificados para enviar peticiones que disparan un bucle en el proceso psearch, también conocido como Bug Id 6855978."
    }
  ],
  "lastModified": "2026-06-16T23:13:40.670",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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}