Vulnerability-Lookup

CNVD-2020-22835

Vulnerability from cnvd - Published: 2020-04-15

Title

Vastgota-Data ProVide输入验证错误漏洞

Description

Vastgota-Data ProVide是瑞典Vastgota-Data公司的一款具有图形用户界面的文件传输服务器。 Vastgota-Data ProVide 13.1及之前版本中存在安全漏洞。攻击者可利用该漏洞绕过沙盒限制，完全控制设备。

Severity

中

Formal description

目前厂商尚未提供相关漏洞补丁链接，请关注厂商主页随时更新： https://www.provideserver.com/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-11707

Impacted products

Name
Vastgota-Data ProVide <=13.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-11707"
    }
  },
  "description": "Vastgota-Data ProVide\u662f\u745e\u5178Vastgota-Data\u516c\u53f8\u7684\u4e00\u6b3e\u5177\u6709\u56fe\u5f62\u7528\u6237\u754c\u9762\u7684\u6587\u4ef6\u4f20\u8f93\u670d\u52a1\u5668\u3002\n\nVastgota-Data ProVide 13.1\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u6c99\u76d2\u9650\u5236\uff0c\u5b8c\u5168\u63a7\u5236\u8bbe\u5907\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u76f8\u5173\u6f0f\u6d1e\u8865\u4e01\u94fe\u63a5\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u968f\u65f6\u66f4\u65b0\uff1a\r\nhttps://www.provideserver.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-22835",
  "openTime": "2020-04-15",
  "products": {
    "product": "Vastgota-Data ProVide \u003c=13.1"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-11707",
  "serverity": "\u4e2d",
  "submitTime": "2020-04-13",
  "title": "Vastgota-Data ProVide\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2020-11707 (GCVE-0-2020-11707)

Vulnerability from cvelistv5 – Published: 2020-04-12 02:42 – Updated: 2024-08-04 11:35

Summary

An issue was discovered in ProVide (formerly zFTPServer) through 13.1. It doesn't enforce permission over Windows Symlinks or Junctions. As a result, a low-privileged user (non-admin) can craft a Junction Link in a directory he has full control of, breaking out of the sandbox.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://www.provideserver.com/security/	x_refsource_MISC
https://github.com/belong2yourself/vulnerabilitie…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T11:35:13.711Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.provideserver.com/security/"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/belong2yourself/vulnerabilities/tree/master/ProVide/Sandbox%20Escape%20via%20Symlink%20or%20Junction"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in ProVide (formerly zFTPServer) through 13.1. It doesn\u0027t enforce permission over Windows Symlinks or Junctions. As a result, a low-privileged user (non-admin) can craft a Junction Link in a directory he has full control of, breaking out of the sandbox."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-04-12T02:42:41.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.provideserver.com/security/"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/belong2yourself/vulnerabilities/tree/master/ProVide/Sandbox%20Escape%20via%20Symlink%20or%20Junction"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-11707",
          "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": "An issue was discovered in ProVide (formerly zFTPServer) through 13.1. It doesn\u0027t enforce permission over Windows Symlinks or Junctions. As a result, a low-privileged user (non-admin) can craft a Junction Link in a directory he has full control of, breaking out of the sandbox."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.provideserver.com/security/",
              "refsource": "MISC",
              "url": "https://www.provideserver.com/security/"
            },
            {
              "name": "https://github.com/belong2yourself/vulnerabilities/tree/master/ProVide/Sandbox%20Escape%20via%20Symlink%20or%20Junction",
              "refsource": "MISC",
              "url": "https://github.com/belong2yourself/vulnerabilities/tree/master/ProVide/Sandbox%20Escape%20via%20Symlink%20or%20Junction"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-11707",
    "datePublished": "2020-04-12T02:42:41.000Z",
    "dateReserved": "2020-04-12T00:00:00.000Z",
    "dateUpdated": "2024-08-04T11:35:13.711Z",
    "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.

Related by attack behaviour

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.