CVE-2019-13449 json
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…
published 2019-07-09 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-4922
- cvss
- 6.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.0%
- EPSS 2.0% chance of exploitation in 30 days, percentile 80%
- public exploits
- 0
- none known
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.
Patch / fix
- zoom zoom 4.4.2
Exploit prediction
2.00% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- bugs.chromium.org https://bugs.chromium.org/p/chromium/issues/detail?id=951540 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 6.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
bugs.chromium.org
/p/chromium/issues/detail?id=951540
exploit, third-party-advisory
-
assets.zoom.us
/docs/pdf/Zoom+Response+Video-On+Vulnerability.pdf
vendor-advisory
-
blog.zoom.us
/wordpress/2019/07/08/response-to-video-on-concern/
vendor-advisory
- medium.com /%40jonathan.leitschuh/zoom-zero-day-4-million-webcams-maybe-an-rce-just-get-them-to-visit-your-website-ac75c8
-
twitter.com
/zoom_us/status/1148710712241295361
third-party-advisory
Sources
- CVE List CVE-2019-13449
- NVD CVE-2019-13449
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