CVE-2025-49464

Medium

Published: 10 July 2025

Published

10 July 2025

Modified

05 August 2025

KEV Added

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Patch

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CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Score 0.0028 52.2th percentile

Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-49464 is a medium-severity Classic Buffer Overflow (CWE-120) vulnerability in Zoom Zoom. Its CVSS base score is 6.5 (Medium).

Operationally, ranked in the top 47.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Classic buffer overflow in certain Zoom Clients for Windows may allow an authorised 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

≤ 6.4.5

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.