fkie_cve-2022-38337
Vulnerability from fkie_nvd
Published
2022-12-06 00:15
Modified
2025-04-24 15:15
Severity ?
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Summary
When aborting a SFTP connection, MobaXterm before v22.1 sends a hardcoded password to the server. The server treats this as an invalid login attempt which can result in a Denial of Service (DoS) for the user if services like fail2ban are used.
References
cve@mitre.orghttps://docs.ssh-mitm.at/vulnerabilities/CVE-2022-38337.htmlThird Party Advisory
cve@mitre.orghttps://mobaxterm.mobatek.net/download-home-edition.htmlPatch, Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://docs.ssh-mitm.at/vulnerabilities/CVE-2022-38337.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://mobaxterm.mobatek.net/download-home-edition.htmlPatch, Release Notes, Vendor Advisory
Impacted products
Vendor Product Version
mobatek mobaxterm *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mobatek:mobaxterm:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "AB90CF92-AABC-451A-AEE9-6BFC465A0022",
              "versionEndIncluding": "22.2",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "When aborting a SFTP connection, MobaXterm before v22.1 sends a hardcoded password to the server. The server treats this as an invalid login attempt which can result in a Denial of Service (DoS) for the user if services like fail2ban are used."
    },
    {
      "lang": "es",
      "value": "Al cancelar una conexi\u00f3n SFTP, MobaXterm anterior a v22.1 env\u00eda una contrase\u00f1a codificada al servidor. El servidor trata esto como un intento de inicio de sesi\u00f3n no v\u00e1lido que puede resultar en una Denegaci\u00f3n de Servicio (DoS) para el usuario si se utilizan servicios como fail2ban."
    }
  ],
  "id": "CVE-2022-38337",
  "lastModified": "2025-04-24T15:15:48.140",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.1,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.2,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.1,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.2,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2022-12-06T00:15:10.107",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://docs.ssh-mitm.at/vulnerabilities/CVE-2022-38337.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://mobaxterm.mobatek.net/download-home-edition.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://docs.ssh-mitm.at/vulnerabilities/CVE-2022-38337.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://mobaxterm.mobatek.net/download-home-edition.html"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-798"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-798"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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