FKIE_CVE-2020-35769

Vulnerability from fkie_nvd - Published: 2020-12-29 06:15 - Updated: 2026-06-17 03:14
Severity
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
miniserv.pl in Webmin 1.962 on Windows mishandles special characters in query arguments to the CGI program.
References
cve@mitre.orghttps://github.com/webmin/webmin/commit/1163f3a7f418f249af64890f4636575e687e9de7#diff-9b33fd8f5603d4f0d1428689bc36f24af4770608a22c0d92b7a8bcc522450dc6Patch, Third Party Advisory
cve@mitre.orghttps://vigilance.fr/vulnerability/Webmin-code-execution-via-miniserv-pl-handle-request-34220Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/webmin/webmin/commit/1163f3a7f418f249af64890f4636575e687e9de7#diff-9b33fd8f5603d4f0d1428689bc36f24af4770608a22c0d92b7a8bcc522450dc6Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://vigilance.fr/vulnerability/Webmin-code-execution-via-miniserv-pl-handle-request-34220Patch, Third Party Advisory
Impacted products
Vendor Product Version
webmin webmin 1.962
microsoft windows -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:webmin:webmin:1.962:*:*:*:*:*:*:*",
              "matchCriteriaId": "89E73E98-9324-4DC9-8A7E-4A06D8C3A686",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "miniserv.pl in Webmin 1.962 on Windows mishandles special characters in query arguments to the CGI program."
    },
    {
      "lang": "es",
      "value": "El archivo miniserv.pl en Webmin versi\u00f3n 1.962 en Windows, maneja inapropiadamente unos caracteres especiales en los argumentos de consulta para el programa CGI"
    }
  ],
  "id": "CVE-2020-35769",
  "lastModified": "2026-06-17T03:14:15.943",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-12-29T06:15:13.773",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/webmin/webmin/commit/1163f3a7f418f249af64890f4636575e687e9de7#diff-9b33fd8f5603d4f0d1428689bc36f24af4770608a22c0d92b7a8bcc522450dc6"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://vigilance.fr/vulnerability/Webmin-code-execution-via-miniserv-pl-handle-request-34220"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/webmin/webmin/commit/1163f3a7f418f249af64890f4636575e687e9de7#diff-9b33fd8f5603d4f0d1428689bc36f24af4770608a22c0d92b7a8bcc522450dc6"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://vigilance.fr/vulnerability/Webmin-code-execution-via-miniserv-pl-handle-request-34220"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.