FKIE_CVE-2018-20684

Vulnerability from fkie_nvd - Published: 2019-01-10 21:29 - Updated: 2024-11-21 04:01
Severity ?
7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Summary
In WinSCP before 5.14 beta, due to missing validation, the scp implementation would accept arbitrary files sent by the server, potentially overwriting unrelated files. This affects TSCPFileSystem::SCPSink in core/ScpFileSystem.cpp.
References
cve@mitre.orghttp://www.securityfocus.com/bid/106526Third Party Advisory, VDB Entry
cve@mitre.orghttps://github.com/winscp/winscp/commit/49d876f2c5fc00bcedaa986a7cf6dedd6bf16f54Patch, Third Party Advisory
cve@mitre.orghttps://sintonen.fi/advisories/scp-client-multiple-vulnerabilities.txtMitigation, Third Party Advisory
cve@mitre.orghttps://winscp.net/eng/docs/historyRelease Notes, Vendor Advisory
cve@mitre.orghttps://winscp.net/tracker/1675Patch, Vendor Advisory
cve@mitre.orghttps://www.oracle.com/security-alerts/cpujan2020.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/106526Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://github.com/winscp/winscp/commit/49d876f2c5fc00bcedaa986a7cf6dedd6bf16f54Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://sintonen.fi/advisories/scp-client-multiple-vulnerabilities.txtMitigation, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://winscp.net/eng/docs/historyRelease Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://winscp.net/tracker/1675Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com/security-alerts/cpujan2020.html
Impacted products
Vendor Product Version
winscp winscp *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:winscp:winscp:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C13D4EFE-E54E-4E74-998E-590660C121CF",
              "versionEndIncluding": "5.13.7",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In WinSCP before 5.14 beta, due to missing validation, the scp implementation would accept arbitrary files sent by the server, potentially overwriting unrelated files. This affects TSCPFileSystem::SCPSink in core/ScpFileSystem.cpp."
    },
    {
      "lang": "es",
      "value": "En WinSCP, en versiones anteriores a la 5.14 beta, debido a la falta de validaci\u00f3n, la implementaci\u00f3n de scp aceptar\u00eda archivos arbitrarios enviados por el servidor, lo que podr\u00eda sobrescribir archivos no relacionados. Esto afecta a TSCPFileSystem::SCPSink en core/ScpFileSystem.cpp."
    }
  ],
  "id": "CVE-2018-20684",
  "lastModified": "2024-11-21T04:01:59.637",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.4,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 4.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-01-10T21:29:00.297",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/106526"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/winscp/winscp/commit/49d876f2c5fc00bcedaa986a7cf6dedd6bf16f54"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
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        "Third Party Advisory"
      ],
      "url": "https://sintonen.fi/advisories/scp-client-multiple-vulnerabilities.txt"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://winscp.net/eng/docs/history"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://winscp.net/tracker/1675"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://www.oracle.com/security-alerts/cpujan2020.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/106526"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/winscp/winscp/commit/49d876f2c5fc00bcedaa986a7cf6dedd6bf16f54"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mitigation",
        "Third Party Advisory"
      ],
      "url": "https://sintonen.fi/advisories/scp-client-multiple-vulnerabilities.txt"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://winscp.net/eng/docs/history"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://winscp.net/tracker/1675"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://www.oracle.com/security-alerts/cpujan2020.html"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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