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CVE-2011-1903

Status: ModifiedHigh (7.5)—

SQL injection vulnerability in an unspecified function in Proofpoint Messaging Security Gateway 6.2.0.263:6.2.0.237 and earlier in Proofpoint Protection Server 5.5.3, 5.5.4, 5.5.5, 6.0.2, 6.1.1, and 6.2.0 allows remote attackers to execute arbitrary SQL commands via unknown vectors.

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 (2)

Proofpoint — Messaging Security GatewayProofpoint — Protection Server

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2011-1903",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "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": "2011-05-05T14:55:03.260",
  "references": [
    {
      "url": "http://www.clearskies.net/documents/css-advisory-css1105-proofpoint.php",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/790980",
      "tags": [
        "US Government Resource"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://support.proofpoint.com/article.cgi?article_id=338413",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.clearskies.net/documents/css-advisory-css1105-proofpoint.php",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/790980",
      "tags": [
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://support.proofpoint.com/article.cgi?article_id=338413",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-89"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "SQL injection vulnerability in an unspecified function in Proofpoint Messaging Security Gateway 6.2.0.263:6.2.0.237 and earlier in Proofpoint Protection Server 5.5.3, 5.5.4, 5.5.5, 6.0.2, 6.1.1, and 6.2.0 allows remote attackers to execute arbitrary SQL commands via unknown vectors."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de inyección SQL en una función no especificada en Proofpoint Messaging Security Gateway v6.2.0.263:6.2.0.237 y anteriores en Proofpoint Protection Server v5.5.3, v5.5.4, v5.5.5, v6.0.2, v6.1.1 y v6.2.0 permite a atacantes remotos ejecutar comandos SQL a través de vectores desconocidos."
    }
  ],
  "lastModified": "2026-06-16T23:30:20.550",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "matchCriteriaId": "3E42E896-CEBA-4C28-B8D7-7844CF749673",
              "versionEndIncluding": "6.2.0.263\\:6.2.0.237"
            },
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              "vulnerable": true,
              "matchCriteriaId": "9467D393-B158-40CC-B1E1-3D054B0AEC66"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "15B44F43-7680-4997-9AC4-0EF177179B95"
            },
            {
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            },
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            }
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          "operator": "OR"
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  "sourceIdentifier": "cve@mitre.org"
}