FKIE_CVE-2019-17652

Vulnerability from fkie_nvd - Published: 2020-02-06 16:15 - Updated: 2024-11-21 04:32
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
A stack buffer overflow vulnerability in FortiClient for Linux 6.2.1 and below may allow a user with low privilege to cause FortiClient processes running under root priviledge crashes via sending specially crafted "StartAvCustomScan" type IPC client requests to the fctsched process due the argv data not been well sanitized.
References
psirt@fortinet.comhttps://danishcyberdefence.dk/blog/forticlient_linuxExploit, Third Party Advisory
psirt@fortinet.comhttps://fortiguard.com/psirt/FG-IR-19-238Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://danishcyberdefence.dk/blog/forticlient_linuxExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://fortiguard.com/psirt/FG-IR-19-238Vendor Advisory
Impacted products
Vendor Product Version
fortinet forticlient *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:linux:*:*",
              "matchCriteriaId": "E48E9C78-9690-4FC2-86A8-290DF7321A57",
              "versionEndIncluding": "6.2.1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A stack buffer overflow vulnerability in FortiClient for Linux 6.2.1 and below may allow a user with low privilege to cause FortiClient processes running under root priviledge crashes via sending specially crafted \"StartAvCustomScan\" type IPC client requests to the fctsched process due the argv data not been well sanitized."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de desbordamiento del b\u00fafer de la pila en FortiClient para Linux versiones 6.2.1 y posteriores, puede permitir a un usuario con privilegios bajos causar que los procesos de FortiClient se ejecuten bajo bloqueos de los privilegios root mediante el env\u00edo de peticiones del cliente IPC de tipo \"StartAvCustomScan\" especialmente dise\u00f1adas hacia el proceso fctsched debido a que los datos argv no han sido bien saneados."
    }
  ],
  "id": "CVE-2019-17652",
  "lastModified": "2024-11-21T04:32:42.467",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 6.8,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 6.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-02-06T16:15:12.353",
  "references": [
    {
      "source": "psirt@fortinet.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://danishcyberdefence.dk/blog/forticlient_linux"
    },
    {
      "source": "psirt@fortinet.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://fortiguard.com/psirt/FG-IR-19-238"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://danishcyberdefence.dk/blog/forticlient_linux"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://fortiguard.com/psirt/FG-IR-19-238"
    }
  ],
  "sourceIdentifier": "psirt@fortinet.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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