Vulnerability-Lookup

CNVD-2021-11840

Vulnerability from cnvd - Published: 2021-02-22

Title

Apache Guacamole存在未明漏洞

Description

Apache Guacamole是美国阿帕奇（Apache）基金会的一款无客户端的远程桌面网关。该产品支持VNC、RDP和SSH等协议。 Apache Guacamole 1.2.0及之前版本存在信息泄露漏洞，该漏洞源于如果多个用户共享对同一连接的访问权限，那么这些用户可能能够看到其他哪些用户访问了该连接，以及访问该连接的IP地址。目前没有详细的漏洞细节提供。

Severity

中

Patch Name

Apache Guacamole存在未明漏洞的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接：https://lists.apache.org/thread.html/r1a9ae9d1608c9f846875c4191cd738f95543d1be06b52dc1320e8117%40%3Cannounce.guacamole.apache.org%3E

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-11997

Impacted products

Name
Apache Guacamole <=1.2.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-11997",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-11997"
    }
  },
  "description": "Apache Guacamole\u662f\u7f8e\u56fd\u963f\u5e15\u5947\uff08Apache\uff09\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3e\u65e0\u5ba2\u6237\u7aef\u7684\u8fdc\u7a0b\u684c\u9762\u7f51\u5173\u3002\u8be5\u4ea7\u54c1\u652f\u6301VNC\u3001RDP\u548cSSH\u7b49\u534f\u8bae\u3002\n\nApache Guacamole 1.2.0\u53ca\u4e4b\u524d\u7248\u672c\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5982\u679c\u591a\u4e2a\u7528\u6237\u5171\u4eab\u5bf9\u540c\u4e00\u8fde\u63a5\u7684\u8bbf\u95ee\u6743\u9650\uff0c\u90a3\u4e48\u8fd9\u4e9b\u7528\u6237\u53ef\u80fd\u80fd\u591f\u770b\u5230\u5176\u4ed6\u54ea\u4e9b\u7528\u6237\u8bbf\u95ee\u4e86\u8be5\u8fde\u63a5\uff0c\u4ee5\u53ca\u8bbf\u95ee\u8be5\u8fde\u63a5\u7684IP\u5730\u5740\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1ahttps://lists.apache.org/thread.html/r1a9ae9d1608c9f846875c4191cd738f95543d1be06b52dc1320e8117%40%3Cannounce.guacamole.apache.org%3E",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-11840",
  "openTime": "2021-02-22",
  "patchDescription": "Apache Guacamole\u662f\u7f8e\u56fd\u963f\u5e15\u5947\uff08Apache\uff09\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3e\u65e0\u5ba2\u6237\u7aef\u7684\u8fdc\u7a0b\u684c\u9762\u7f51\u5173\u3002\u8be5\u4ea7\u54c1\u652f\u6301VNC\u3001RDP\u548cSSH\u7b49\u534f\u8bae\u3002\r\n\r\nApache Guacamole 1.2.0\u53ca\u4e4b\u524d\u7248\u672c\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5982\u679c\u591a\u4e2a\u7528\u6237\u5171\u4eab\u5bf9\u540c\u4e00\u8fde\u63a5\u7684\u8bbf\u95ee\u6743\u9650\uff0c\u90a3\u4e48\u8fd9\u4e9b\u7528\u6237\u53ef\u80fd\u80fd\u591f\u770b\u5230\u5176\u4ed6\u54ea\u4e9b\u7528\u6237\u8bbf\u95ee\u4e86\u8be5\u8fde\u63a5\uff0c\u4ee5\u53ca\u8bbf\u95ee\u8be5\u8fde\u63a5\u7684IP\u5730\u5740\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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": "Apache Guacamole\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Apache Guacamole \u003c=1.2.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-11997",
  "serverity": "\u4e2d",
  "submitTime": "2021-01-25",
  "title": "Apache Guacamole\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}

CVE-2020-11997 (GCVE-0-2020-11997)

Vulnerability from cvelistv5 – Published: 2021-01-19 21:12 – Updated: 2024-08-04 11:48

Summary

Apache Guacamole 1.2.0 and earlier do not consistently restrict access to connection history based on user visibility. If multiple users share access to the same connection, those users may be able to see which other users have accessed that connection, as well as the IP addresses from which that connection was accessed, even if those users do not otherwise have permission to see other users.

Severity

No CVSS data available.

CWE

Information Disclosure

Assigner

apache CNA under the mitre root

CNA scorecard B 76/100 over 936 records in the last 180 days details

References

1 reference

URL	Tags
https://lists.apache.org/thread.html/r1a9ae9d1608…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	Apache Guacamole	Affected: Apache Guacamole 1.2.0 and older

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T11:48:57.093Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://lists.apache.org/thread.html/r1a9ae9d1608c9f846875c4191cd738f95543d1be06b52dc1320e8117%40%3Cannounce.guacamole.apache.org%3E"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Apache Guacamole",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Apache Guacamole 1.2.0 and older"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Apache Guacamole 1.2.0 and earlier do not consistently restrict access to connection history based on user visibility. If multiple users share access to the same connection, those users may be able to see which other users have accessed that connection, as well as the IP addresses from which that connection was accessed, even if those users do not otherwise have permission to see other users."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Information Disclosure",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-01-19T21:12:29.000Z",
        "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
        "shortName": "apache"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://lists.apache.org/thread.html/r1a9ae9d1608c9f846875c4191cd738f95543d1be06b52dc1320e8117%40%3Cannounce.guacamole.apache.org%3E"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@apache.org",
          "ID": "CVE-2020-11997",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Apache Guacamole",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "Apache Guacamole 1.2.0 and older"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Apache Guacamole 1.2.0 and earlier do not consistently restrict access to connection history based on user visibility. If multiple users share access to the same connection, those users may be able to see which other users have accessed that connection, as well as the IP addresses from which that connection was accessed, even if those users do not otherwise have permission to see other users."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Information Disclosure"
                }
              ]
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        "references": {
          "reference_data": [
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              "name": "https://lists.apache.org/thread.html/r1a9ae9d1608c9f846875c4191cd738f95543d1be06b52dc1320e8117%40%3Cannounce.guacamole.apache.org%3E",
              "refsource": "MISC",
              "url": "https://lists.apache.org/thread.html/r1a9ae9d1608c9f846875c4191cd738f95543d1be06b52dc1320e8117%40%3Cannounce.guacamole.apache.org%3E"
            }
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
    "assignerShortName": "apache",
    "cveId": "CVE-2020-11997",
    "datePublished": "2021-01-19T21:12:29.000Z",
    "dateReserved": "2020-04-21T00:00:00.000Z",
    "dateUpdated": "2024-08-04T11:48:57.093Z",
    "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.

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.

Action not permitted

CNVD-2021-11840

CVE-2020-11997 (GCVE-0-2020-11997)

Tags

Sightings

Nomenclature

Related by attack behaviour