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CVE-2008-3157

Estado: ModificadaMedia (5)—

Nortel SIP Multimedia PC Client 4.x MCS5100 and MCS5200 does not limit the number of concurrent sessions, which allows attackers to cause a denial of service (resource consumption) via a large number of sessions.

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)

Nortel — SIP Multimedia PC Client

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2008-3157",
  "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": "2008-07-11T22:41:00.000",
  "references": [
    {
      "url": "http://secunia.com/advisories/30854",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=738961",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securitytracker.com/id?1020371",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.voipshield.com/research-details.php?id=61",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2008/1942/references",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/43364",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/30854",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=738961",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id?1020371",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.voipshield.com/research-details.php?id=61",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2008/1942/references",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/43364",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-399"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Nortel SIP Multimedia PC Client 4.x MCS5100 and MCS5200 does not limit the number of concurrent sessions, which allows attackers to cause a denial of service (resource consumption) via a large number of sessions."
    },
    {
      "lang": "es",
      "value": "Nortel SIP Multimedia PC Client 4.x MCS5100 y MCS5200 no limita el número de sesiones simultáneas, lo cual permite a atacantes provocar una denegación de servicio (agotamiento de recursos) a través de sesiones con números largos."
    }
  ],
  "lastModified": "2026-06-16T22:55:16.013",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:nortel:sip_multimedia_pc_client:4.0:*:mcs5100:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A20FE188-2B3C-42DF-BEFB-6D20EB36F99E"
            },
            {
              "criteria": "cpe:2.3:a:nortel:sip_multimedia_pc_client:4.0:*:mcs5200:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D0283247-7BEE-42CD-8406-0B196258930F"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}