CVE-2019-13449
MEDIUMZoom < 4.4.2 - Denial of Service via Invalid Launch Requests
Title source: llmDescription
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.
References (5)
Core 5
Core References
Various Sources x_refsource_misc
https://medium.com/%40jonathan.leitschuh/zoom-zero-day-4-million-webcams-maybe-an-rce-just-get-them-to-visit-your-website-ac75c83f4ef5
Vendor Advisory x_refsource_misc
https://assets.zoom.us/docs/pdf/Zoom+Response+Video-On+Vulnerability.pdf
Vendor Advisory x_refsource_misc
https://blog.zoom.us/wordpress/2019/07/08/response-to-video-on-concern/
Third Party Advisory x_refsource_misc
https://twitter.com/zoom_us/status/1148710712241295361
Exploit, Third Party Advisory x_refsource_misc
https://bugs.chromium.org/p/chromium/issues/detail?id=951540
Scores
CVSS v3
6.5
EPSS
0.0061
EPSS Percentile
70.1%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-20
Status
published
Products (1)
zoom/zoom
< 4.4.2
Published
Jul 09, 2019
Tracked Since
Feb 18, 2026