Vulnerability-Lookup

CNVD-2019-21754

Vulnerability from cnvd - Published: 2019-07-09

Title

Zoom Client DOS漏洞

Description

Zoom Client是美国Zoom公司的一款支持多种平台的视频会议终端。 Zoom Client存在安全漏洞。远程攻击者可通过一系列无效启动导致拒绝服务。

Severity

高

Patch Name

Zoom Client DOS漏洞的补丁

Patch Description

Zoom Client是美国Zoom公司的一款支持多种平台的视频会议终端。 Zoom Client存在安全漏洞。远程攻击者可通过一系列无效启动导致拒绝服务。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

用户可联系供应商获得补丁信息： https://medium.com/@jonathan.leitschuh/zoom-zero-day-4-million-webcams-maybe-an-rce-just-get-them-to-visit-your-website-ac75c83f4ef5

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-13449

Impacted products

Name
Zoom Zoom Client on macOS <4.4.2

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2019-13449"
    }
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  "description": "Zoom Client\u662f\u7f8e\u56fdZoom\u516c\u53f8\u7684\u4e00\u6b3e\u652f\u6301\u591a\u79cd\u5e73\u53f0\u7684\u89c6\u9891\u4f1a\u8bae\u7ec8\u7aef\u3002\n\nZoom Client\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u4e00\u7cfb\u5217\u65e0\u6548\u542f\u52a8\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "unknwon",
  "formalWay": "\u7528\u6237\u53ef\u8054\u7cfb\u4f9b\u5e94\u5546\u83b7\u5f97\u8865\u4e01\u4fe1\u606f\uff1a\r\nhttps://medium.com/@jonathan.leitschuh/zoom-zero-day-4-million-webcams-maybe-an-rce-just-get-them-to-visit-your-website-ac75c83f4ef5",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-21754",
  "openTime": "2019-07-09",
  "patchDescription": "Zoom Client\u662f\u7f8e\u56fdZoom\u516c\u53f8\u7684\u4e00\u6b3e\u652f\u6301\u591a\u79cd\u5e73\u53f0\u7684\u89c6\u9891\u4f1a\u8bae\u7ec8\u7aef\u3002\r\n\r\nZoom Client\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u4e00\u7cfb\u5217\u65e0\u6548\u542f\u52a8\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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 DOS\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Zoom Zoom Client on macOS \u003c4.4.2"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-13449",
  "serverity": "\u9ad8",
  "submitTime": "2019-07-09",
  "title": "Zoom Client DOS\u6f0f\u6d1e"
}

CVE-2019-13449 (GCVE-0-2019-13449)

Vulnerability from cvelistv5 – Published: 2019-07-09 05:48 – Updated: 2024-08-04 23:49

Summary

In the Zoom Client before 4.4.2 on macOS, remote attackers can cause a denial of service (continual focus grabs) via a sequence of invalid launch?action=join&confno= requests to localhost port 19421.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

5 references

URL	Tags
https://medium.com/%40jonathan.leitschuh/zoom-zer…	x_refsource_MISC
https://assets.zoom.us/docs/pdf/Zoom+Response+Vid…	x_refsource_MISC
https://blog.zoom.us/wordpress/2019/07/08/respons…	x_refsource_MISC
https://twitter.com/zoom_us/status/1148710712241295361	x_refsource_MISC
https://bugs.chromium.org/p/chromium/issues/detai…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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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.

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CNVD-2019-21754

CVE-2019-13449 (GCVE-0-2019-13449)

Tags

Sightings

Nomenclature

Related by attack behaviour