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CVE-2009-2534

Estado: ModificadaMedia (5)—

RealNetworks Helix Server and Helix Mobile Server before 13.0.0 allow remote attackers to cause a denial of service (daemon crash) via an RTSP SETUP request that (1) specifies the / URI or (2) lacks a / character in the URI.

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)

Realnetworks — Helix ServerRealnetworks — Helix Server Mobile

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2009-2534",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2009-07-20T17:30:57.297",
  "references": [
    {
      "url": "http://docs.real.com/docs/security/SecurityUpdate071409HS.pdf",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://osvdb.org/55982",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.coresecurity.com/content/real-helix-dna",
      "tags": [
        "Exploit"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.exploit-db.com/exploits/9198",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/505083/100/0/threaded",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/35732",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2009/1947",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://docs.real.com/docs/security/SecurityUpdate071409HS.pdf",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://osvdb.org/55982",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.coresecurity.com/content/real-helix-dna",
      "tags": [
        "Exploit"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.exploit-db.com/exploits/9198",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/505083/100/0/threaded",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/35732",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2009/1947",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "RealNetworks Helix Server and Helix Mobile Server before 13.0.0 allow remote attackers to cause a denial of service (daemon crash) via an RTSP SETUP request that (1) specifies the / URI or (2) lacks a / character in the URI."
    },
    {
      "lang": "es",
      "value": "RealNetworks Helix Server y Helix Mobile Server anterior a v13.0.0 permite a atacantes remotos provocar una denegación de servicio (caída del demonio) mediante una petición RTSP SETUP (1) especificando la URI / o (2) no poniendo los caracteres / en la URI."
    }
  ],
  "lastModified": "2026-06-16T23:09:39.230",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:realnetworks:helix_server:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "78A24161-758C-4F18-B3D7-9D7E652612EC",
              "versionEndIncluding": "12.0.1"
            },
            {
              "criteria": "cpe:2.3:a:realnetworks:helix_server:11.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A30A2490-21FC-4C0D-80A3-B89E6F58E93A"
            },
            {
              "criteria": "cpe:2.3:a:realnetworks:helix_server:12.0.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0890EDD4-63FF-43EC-9EC4-852B34E00F51"
            },
            {
              "criteria": "cpe:2.3:a:realnetworks:helix_server_mobile:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "564CD3CE-1094-4F7E-8598-1B4B35AF0AF3",
              "versionEndIncluding": "12.0.0"
            },
            {
              "criteria": "cpe:2.3:a:realnetworks:helix_server_mobile:11.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "74F01F2C-036C-4B6E-B66D-F0870801D397"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}