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CVE-2011-5096

Status: ModifiedHigh (10)—

Stack-based buffer overflow in cstore.exe in the Media Application Server (MAS) in Avaya Aura Application Server 5300 (formerly Nortel Media Application Server) 1.x before 1.0.2 and 2.0 before Patch Bundle 10 allows remote attackers to execute arbitrary code via a crafted cs_anams parameter in a CONTENT_STORE_ADMIN_REQ packet.

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)

Avaya — Aura Application Server 5300

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2011-5096",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 10,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "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": "2012-07-03T21:55:01.317",
  "references": [
    {
      "url": "http://zerodayinitiative.com/advisories/ZDI-11-260/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://downloads.avaya.com/css/P8/documents/100146108",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://zerodayinitiative.com/advisories/ZDI-11-260/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://downloads.avaya.com/css/P8/documents/100146108",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Stack-based buffer overflow in cstore.exe in the Media Application Server (MAS) in Avaya Aura Application Server 5300 (formerly Nortel Media Application Server) 1.x before 1.0.2 and 2.0 before Patch Bundle 10 allows remote attackers to execute arbitrary code via a crafted cs_anams parameter in a CONTENT_STORE_ADMIN_REQ packet."
    },
    {
      "lang": "es",
      "value": "Desbordamiento de búfer basado en pila en cstore.exe en Media Application Server (MAS) en Avaya Aura Application Server 5300 (formerly Nortel Media Application Server) v1.x anteriores a v1.0.2 y v2.0 anteriores a Patch Bundle 10, permite a atacantes remotos ejecutar código de su elección a través del parámetro cs_anams en un paquete CONTENT_STORE_ADMIN_REQ packet."
    }
  ],
  "lastModified": "2026-06-16T23:35:56.367",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:avaya:aura_application_server_5300:1.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "ED5A80A1-A5EE-4451-A03F-36C513FBB199"
            },
            {
              "criteria": "cpe:2.3:a:avaya:aura_application_server_5300:2.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "143818EF-0E0B-47D5-B19A-759986E01568"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}