Vulnerability-Lookup

CNVD-2021-76086

Vulnerability from cnvd - Published: 2021-10-11

Title

Zoom Client权限提升漏洞

Description

Zoom Client是美国Zoom（ZOOM）公司的一款支持多种平台的视频会议客户端应用程序。 Zoom Client for Meetings for Windows 5.4.0之前版本存在安全漏洞，攻击者可利用该漏洞可以以更高的权限启动Internet Explorer。

Severity

中

Patch Name

Zoom Client权限提升漏洞的补丁

Patch Description

Zoom Client是美国Zoom（ZOOM）公司的一款支持多种平台的视频会议客户端应用程序。 Zoom Client for Meetings for Windows 5.4.0之前版本存在安全漏洞，攻击者可利用该漏洞可以以更高的权限启动Internet Explorer。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

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://cwe.mitre.org/data/definitions/266.html

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-34412

Impacted products

Name
Zoom Zoom Client for Meetings <5.4.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-34412"
    }
  },
  "description": "Zoom Client\u662f\u7f8e\u56fdZoom\uff08ZOOM\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u652f\u6301\u591a\u79cd\u5e73\u53f0\u7684\u89c6\u9891\u4f1a\u8bae\u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\u3002\n\nZoom Client for Meetings for Windows 5.4.0\u4e4b\u524d\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u4ee5\u66f4\u9ad8\u7684\u6743\u9650\u542f\u52a8Internet Explorer\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\uff1a\r\nhttps://cwe.mitre.org/data/definitions/266.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-76086",
  "openTime": "2021-10-11",
  "patchDescription": "Zoom Client\u662f\u7f8e\u56fdZoom\uff08ZOOM\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u652f\u6301\u591a\u79cd\u5e73\u53f0\u7684\u89c6\u9891\u4f1a\u8bae\u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\u3002\r\n\r\nZoom Client for Meetings for Windows 5.4.0\u4e4b\u524d\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u4ee5\u66f4\u9ad8\u7684\u6743\u9650\u542f\u52a8Internet Explorer\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": "Zoom Client\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Zoom Zoom Client for Meetings \u003c5.4.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-34412",
  "serverity": "\u4e2d",
  "submitTime": "2021-09-29",
  "title": "Zoom Client\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}

CVE-2021-34412 (GCVE-0-2021-34412)

Vulnerability from cvelistv5 – Published: 2021-09-27 13:55 – Updated: 2024-08-04 00:12

Summary

During the installation process for all versions of the Zoom Client for Meetings for Windows before 5.4.0, it is possible to launch Internet Explorer. If the installer was launched with elevated privileges such as by SCCM this can result in a local privilege escalation.

Severity ?

No CVSS data available.

CWE

Incorrect Privilege Assignment

Assigner

Zoom

References

URL

Tags

https://explore.zoom.us/en/trust/security/securit…

x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	n/a	Zoom Client for Meetings for Windows	Affected: All versions of Zoom Client for Meetings for Windows before 5.4.0

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T00:12:50.096Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://explore.zoom.us/en/trust/security/security-bulletin/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Zoom Client for Meetings for Windows",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "All versions of Zoom Client for Meetings for Windows before 5.4.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "During the installation process for all versions of the Zoom Client for Meetings for Windows before 5.4.0, it is possible to launch Internet Explorer. If the installer was launched with elevated privileges such as by SCCM this can result in a local privilege escalation."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Incorrect Privilege Assignment",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-10-01T21:02:03.000Z",
        "orgId": "99b9af0d-a833-4a5d-9e2f-8b1324f35351",
        "shortName": "Zoom"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://explore.zoom.us/en/trust/security/security-bulletin/"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@zoom.us",
          "ID": "CVE-2021-34412",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Zoom Client for Meetings for Windows",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All versions of Zoom Client for Meetings for Windows before 5.4.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "During the installation process for all versions of the Zoom Client for Meetings for Windows before 5.4.0, it is possible to launch Internet Explorer. If the installer was launched with elevated privileges such as by SCCM this can result in a local privilege escalation."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Incorrect Privilege Assignment"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://explore.zoom.us/en/trust/security/security-bulletin/",
              "refsource": "CONFIRM",
              "url": "https://explore.zoom.us/en/trust/security/security-bulletin/"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99b9af0d-a833-4a5d-9e2f-8b1324f35351",
    "assignerShortName": "Zoom",
    "cveId": "CVE-2021-34412",
    "datePublished": "2021-09-27T13:55:55.000Z",
    "dateReserved": "2021-06-09T00:00:00.000Z",
    "dateUpdated": "2024-08-04T00:12:50.096Z",
    "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.

Action not permitted

CNVD-2021-76086

CVE-2021-34412 (GCVE-0-2021-34412)

Tags

Sightings

Nomenclature