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CVE-2017-7738

Status: ModifiedHigh (7.2)—

An Information Disclosure vulnerability in Fortinet FortiOS 5.6.0 to 5.6.2, 5.4.0 to 5.4.5, 5.2 and below versions allow an admin user with super_admin privileges to view the current SSL VPN web portal session info which may contains user credentials through the fnsysctl CLI command.

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)

Fortinet — Fortios

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2017-7738",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2017-7738",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-10-24T20:04:06.880918Z"
        }
      }
    ],
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 7.2,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.2
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@fortinet.com",
      "affectedData": [
        {
          "vendor": "Fortinet, Inc.",
          "product": "FortiOS",
          "versions": [
            {
              "status": "affected",
              "version": "5.6.0 to 5.6.2"
            },
            {
              "status": "affected",
              "version": "5.4.0 to 5.4.5"
            },
            {
              "status": "affected",
              "version": "5.2 and below"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-12-13T22:29:00.283",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/102151",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "psirt@fortinet.com"
    },
    {
      "url": "https://fortiguard.com/advisory/FG-IR-17-172",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@fortinet.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/102151",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://fortiguard.com/advisory/FG-IR-17-172",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An Information Disclosure vulnerability in Fortinet FortiOS 5.6.0 to 5.6.2, 5.4.0 to 5.4.5, 5.2 and below versions allow an admin user with super_admin privileges to view the current SSL VPN web portal session info which may contains user credentials through the fnsysctl CLI command."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de divulgación de información en Fortinet FortiOS de la versión 5.6.0 a la 5.6.2; 5.4.0 a la 5.4.5 y la versión 5.2 y anteriores permite que un usuario administrador con privilegios super_admin vea la información de sesión del portal web SSL VPN, que podría contener credenciales a través del comando CLI fnsysctl."
    }
  ],
  "lastModified": "2026-06-17T01:25:05.810",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:fortinet:fortios:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2BAFDAFC-2B2B-4681-A709-CD703FFCFD70",
              "versionEndIncluding": "5.2"
            },
            {
              "criteria": "cpe:2.3:a:fortinet:fortios:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "AA53FD84-6F7B-462B-AFBF-D0F9D0E04639",
              "versionEndIncluding": "5.4.5",
              "versionStartIncluding": "5.4.0"
            },
            {
              "criteria": "cpe:2.3:a:fortinet:fortios:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "ED9B0663-F69B-4F14-90B7-DF906CD0130A",
              "versionEndIncluding": "5.6.2",
              "versionStartIncluding": "5.6.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "psirt@fortinet.com"
}