CVE-2023-39204

Medium

Published: 14 November 2023

Published

14 November 2023

Modified

21 November 2024

KEV Added

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Patch

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CVSS Score v3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

EPSS Score 0.0027 51.0th percentile

Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-39204 is a medium-severity Classic Buffer Overflow (CWE-120) vulnerability in Zoom Meetings. Its CVSS base score is 4.3 (Medium).

Operationally, ranked in the top 49.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Buffer overflow in some Zoom clients may allow an unauthenticated user to conduct a denial of service via network access.

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

zoom

meetings

≤ 5.15.10 · ≤ 5.15.10 · ≤ 5.15.10

zoom

rooms

≤ 5.15.10 · ≤ 5.15.10 · ≤ 5.15.10

zoom

video software development kit

≤ 5.15.10 · ≤ 5.15.10 · ≤ 5.15.10

zoom

virtual desktop infrastructure

≤ 5.14.13 · 5.15.0 — 5.15.11

zoom

≤ 5.15.10 · ≤ 5.15.10 · ≤ 5.15.10

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-120

Platform-independent managed code eliminates the need for unchecked native buffer copies that are the root cause of classic buffer overflows.