CVE-2019-13449
mediumpriority · track · 27EPSS 0.020 · 81 %ileEUUSgrimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
2.00% (81st) EPSS
CVSS 4.3 · medium
Who says so?
3 sources
cnnvd · enisa_euvd · nvd
EPSS · scored 2026-10-27
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.
01
cvss
Technical severity, 0–10. One row per scoring source.
6.5
010
base score 0–10 · higher = more severe · hover a vector to decode
v3.06.5mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 3.6
02
weaknesses
The CWE weakness classes this flaw belongs to.
03
affected products (2)
Products and version ranges known to be affected.
04
also known as (3)
Other names and identifiers for this entity.
05
sources
Which sources assert this record, and when.
07
references (16)
External citations — patches, advisories, analysis.
- https://assets.zoom.us/docs/pdf/Zoom+Response+Video-On+Vulnerability.pdfcnnvd
- https://blog.zoom.us/wordpress/2019/07/08/response-to-video-on-concern/cnnvd
- https://bugs.chromium.org/p/chromium/issues/detail?id=951540cnnvd
- https://medium.com/@jonathan.leitschuh/zoom-zero-day-4-million-webcams-maybe-an-rce-just-get-them-to-visit-your-website-ac75c83f4ef5cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2019-13449cnnvd
- https://twitter.com/zoom_us/status/1148710712241295361cnnvd
- https://assets.zoom.us/docs/pdf/Zoom+Response+Video-On+Vulnerability.pdfenisa_euvd
- https://blog.zoom.us/wordpress/2019/07/08/response-to-video-on-concern/enisa_euvd
scry
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