Vulnerability-Lookup

CNVD-2021-31925

Vulnerability from cnvd - Published: 2021-04-29

Title

Webmin输入验证错误漏洞

Description

Webmin是Webmin社区的一套基于Web的用于类Unix操作系统中的系统管理工具。 Webmin 1.962版本存在输入验证错误漏洞，该漏洞源于miniserv.pl错误地处理CGI程序的查询参数中的特殊字符，攻击者可能利用此漏洞注入恶意的命令。

Severity

高

Patch Name

Webmin输入验证错误漏洞的补丁

Patch Description

Webmin是Webmin社区的一套基于Web的用于类Unix操作系统中的系统管理工具。 Webmin 1.962版本存在输入验证错误漏洞，该漏洞源于miniserv.pl错误地处理CGI程序的查询参数中的特殊字符，攻击者可能利用此漏洞注入恶意的命令。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新：https://github.com/webmin/webmin/commit/1163f3a7f418f249af64890f4636575e687e9de7#diff-9b33fd8f5603d4f0d1428689bc36f24af4770608a22c0d92b7a8bcc522450dc6

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-35769

Impacted products

Name
Webmin Webmin 1.962

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-35769",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-35769"
    }
  },
  "description": "Webmin\u662fWebmin\u793e\u533a\u7684\u4e00\u5957\u57fa\u4e8eWeb\u7684\u7528\u4e8e\u7c7bUnix\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u7684\u7cfb\u7edf\u7ba1\u7406\u5de5\u5177\u3002\n\nWebmin 1.962\u7248\u672c\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eminiserv.pl\u9519\u8bef\u5730\u5904\u7406CGI\u7a0b\u5e8f\u7684\u67e5\u8be2\u53c2\u6570\u4e2d\u7684\u7279\u6b8a\u5b57\u7b26\uff0c\u653b\u51fb\u8005\u53ef\u80fd\u5229\u7528\u6b64\u6f0f\u6d1e\u6ce8\u5165\u6076\u610f\u7684\u547d\u4ee4\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1ahttps://github.com/webmin/webmin/commit/1163f3a7f418f249af64890f4636575e687e9de7#diff-9b33fd8f5603d4f0d1428689bc36f24af4770608a22c0d92b7a8bcc522450dc6",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-31925",
  "openTime": "2021-04-29",
  "patchDescription": "Webmin\u662fWebmin\u793e\u533a\u7684\u4e00\u5957\u57fa\u4e8eWeb\u7684\u7528\u4e8e\u7c7bUnix\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u7684\u7cfb\u7edf\u7ba1\u7406\u5de5\u5177\u3002\r\n\r\nWebmin 1.962\u7248\u672c\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eminiserv.pl\u9519\u8bef\u5730\u5904\u7406CGI\u7a0b\u5e8f\u7684\u67e5\u8be2\u53c2\u6570\u4e2d\u7684\u7279\u6b8a\u5b57\u7b26\uff0c\u653b\u51fb\u8005\u53ef\u80fd\u5229\u7528\u6b64\u6f0f\u6d1e\u6ce8\u5165\u6076\u610f\u7684\u547d\u4ee4\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Webmin\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Webmin Webmin 1.962"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-35769",
  "serverity": "\u9ad8",
  "submitTime": "2020-12-31",
  "title": "Webmin\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2020-35769 (GCVE-0-2020-35769)

Vulnerability from cvelistv5 – Published: 2020-12-29 05:35 – Updated: 2024-08-04 17:09

Summary

miniserv.pl in Webmin 1.962 on Windows mishandles special characters in query arguments to the CGI program.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://github.com/webmin/webmin/commit/1163f3a7f…	x_refsource_MISC
https://vigilance.fr/vulnerability/Webmin-code-ex…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T17:09:15.226Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/webmin/webmin/commit/1163f3a7f418f249af64890f4636575e687e9de7#diff-9b33fd8f5603d4f0d1428689bc36f24af4770608a22c0d92b7a8bcc522450dc6"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://vigilance.fr/vulnerability/Webmin-code-execution-via-miniserv-pl-handle-request-34220"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "miniserv.pl in Webmin 1.962 on Windows mishandles special characters in query arguments to the CGI program."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-12-30T18:11:22.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/webmin/webmin/commit/1163f3a7f418f249af64890f4636575e687e9de7#diff-9b33fd8f5603d4f0d1428689bc36f24af4770608a22c0d92b7a8bcc522450dc6"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://vigilance.fr/vulnerability/Webmin-code-execution-via-miniserv-pl-handle-request-34220"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-35769",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "miniserv.pl in Webmin 1.962 on Windows mishandles special characters in query arguments to the CGI program."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/webmin/webmin/commit/1163f3a7f418f249af64890f4636575e687e9de7#diff-9b33fd8f5603d4f0d1428689bc36f24af4770608a22c0d92b7a8bcc522450dc6",
              "refsource": "MISC",
              "url": "https://github.com/webmin/webmin/commit/1163f3a7f418f249af64890f4636575e687e9de7#diff-9b33fd8f5603d4f0d1428689bc36f24af4770608a22c0d92b7a8bcc522450dc6"
            },
            {
              "name": "https://vigilance.fr/vulnerability/Webmin-code-execution-via-miniserv-pl-handle-request-34220",
              "refsource": "MISC",
              "url": "https://vigilance.fr/vulnerability/Webmin-code-execution-via-miniserv-pl-handle-request-34220"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-35769",
    "datePublished": "2020-12-29T05:35:39.000Z",
    "dateReserved": "2020-12-29T00:00:00.000Z",
    "dateUpdated": "2024-08-04T17:09:15.226Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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CNVD-2021-31925

CVE-2020-35769 (GCVE-0-2020-35769)

Tags

Sightings

Nomenclature

Related by attack behaviour