Vulnerability-Lookup

CNVD-2021-76087

Vulnerability from cnvd - Published: 2021-10-11

Title

Zoom Plugin代码执行漏洞

Description

Zoom Plugin是美国Zoom（ZOOM）公司的一个插件。 Zoom Plugin for Microsoft Outlook for MacOS 5.3.52553.0918之前版本存在安全漏洞，这源于插件安装过程中包含一个检查使用时间(TOC TOU)漏洞。攻击者可利用该漏洞将自己的恶意应用程序写入插件目录，从而允许恶意应用程序在特权上下文中执行。

Severity

中

Patch Name

Zoom Plugin代码执行漏洞的补丁

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://cwe.mitre.org/data/definitions/367.html

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-34413

Impacted products

Name
Zoom Zoom Plugin for Microsoft Outlook <5.3.52553.0918

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-34413"
    }
  },
  "description": "Zoom Plugin\u662f\u7f8e\u56fdZoom\uff08ZOOM\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u63d2\u4ef6\u3002\n\nZoom Plugin for Microsoft Outlook for MacOS 5.3.52553.0918\u4e4b\u524d\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8fd9\u6e90\u4e8e\u63d2\u4ef6\u5b89\u88c5\u8fc7\u7a0b\u4e2d\u5305\u542b\u4e00\u4e2a\u68c0\u67e5\u4f7f\u7528\u65f6\u95f4(TOC TOU)\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5c06\u81ea\u5df1\u7684\u6076\u610f\u5e94\u7528\u7a0b\u5e8f\u5199\u5165\u63d2\u4ef6\u76ee\u5f55\uff0c\u4ece\u800c\u5141\u8bb8\u6076\u610f\u5e94\u7528\u7a0b\u5e8f\u5728\u7279\u6743\u4e0a\u4e0b\u6587\u4e2d\u6267\u884c\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/367.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-76087",
  "openTime": "2021-10-11",
  "patchDescription": "Zoom Plugin\u662f\u7f8e\u56fdZoom\uff08ZOOM\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u63d2\u4ef6\u3002\r\n\r\nZoom Plugin for Microsoft Outlook for MacOS 5.3.52553.0918\u4e4b\u524d\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8fd9\u6e90\u4e8e\u63d2\u4ef6\u5b89\u88c5\u8fc7\u7a0b\u4e2d\u5305\u542b\u4e00\u4e2a\u68c0\u67e5\u4f7f\u7528\u65f6\u95f4(TOC TOU)\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5c06\u81ea\u5df1\u7684\u6076\u610f\u5e94\u7528\u7a0b\u5e8f\u5199\u5165\u63d2\u4ef6\u76ee\u5f55\uff0c\u4ece\u800c\u5141\u8bb8\u6076\u610f\u5e94\u7528\u7a0b\u5e8f\u5728\u7279\u6743\u4e0a\u4e0b\u6587\u4e2d\u6267\u884c\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 Plugin\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Zoom Zoom Plugin for Microsoft Outlook \u003c5.3.52553.0918"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-34413",
  "serverity": "\u4e2d",
  "submitTime": "2021-09-29",
  "title": "Zoom Plugin\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e"
}

CVE-2021-34413 (GCVE-0-2021-34413)

Vulnerability from cvelistv5 – Published: 2021-09-27 14:00 – Updated: 2024-08-04 00:12

Summary

All versions of the Zoom Plugin for Microsoft Outlook for MacOS before 5.3.52553.0918 contain a Time-of-check Time-of-use (TOC/TOU) vulnerability during the plugin installation process. This could allow a standard user to write their own malicious application to the plugin directory, allowing the malicious application to execute in a privileged context.

Severity

No CVSS data available.

CWE

Time-of-check Time-of-use (TOCTOU)

Assigner

Zoom mitre root

References

1 reference

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

Impacted products

1 product

Vendor	Product	Version
n/a	Zoom Plugin for Microsoft Outlook for MacOS	Affected: All versions before 5.3.52553.0918

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T00:12:50.089Z",
          "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 Plugin for Microsoft Outlook for MacOS",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "All versions before 5.3.52553.0918"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "All versions of the Zoom Plugin for Microsoft Outlook for MacOS before 5.3.52553.0918 contain a Time-of-check Time-of-use (TOC/TOU) vulnerability during the plugin installation process. This could allow a standard user to write their own malicious application to the plugin directory, allowing the malicious application to execute in a privileged context."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Time-of-check Time-of-use (TOCTOU)",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-10-01T21:02:52.000Z",
        "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-2021-34413",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Zoom Plugin for Microsoft Outlook for MacOS",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All versions before 5.3.52553.0918"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "All versions of the Zoom Plugin for Microsoft Outlook for MacOS before 5.3.52553.0918 contain a Time-of-check Time-of-use (TOC/TOU) vulnerability during the plugin installation process. This could allow a standard user to write their own malicious application to the plugin directory, allowing the malicious application to execute in a privileged context."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Time-of-check Time-of-use (TOCTOU)"
                }
              ]
            }
          ]
        },
        "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-2021-34413",
    "datePublished": "2021-09-27T14:00:02.000Z",
    "dateReserved": "2021-06-09T00:00:00.000Z",
    "dateUpdated": "2024-08-04T00:12:50.089Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.
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CNVD-2021-76087

CVE-2021-34413 (GCVE-0-2021-34413)

Tags

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