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CVE-2025-49464

Zoom Clients for Windows- Classic Buffer Overflow

Published: Jul 10, 2025Updated: Aug 5, 2025 Sources: CVE List NVD BDUCWE-120
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
0.6%
Top 57.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Classic buffer overflow in certain Zoom Clients for Windows may allow an authorised user to conduct a denial of service via network access.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-120

Affected Products

Zoom Clients for WindowsZoom Communications Inc.
SaaS
Communications / video-conferencing
Zoom Rooms Controller for WindowsZoom Video Communications, Inc.
On-premDesktop App
Communications / video-conferencing
Zoom Meeting SDK for WindowsZoom Video Communications, Inc.
On-premLibrary
Communications / video-conferencing
Zoom Workplace App for WindowsZoom Video Communications, Inc.
SaaS
Communications / video-conferencing
Zoom Workplace VDI App for WindowsZoom Video Communications, Inc.
SaaS
Communications / video-conferencing
zoom communications inc.commercialUSCommunicationsaka zoom, zoom workplace apps, zoom rooms
zoom video communications, inc.commercialUSCommunicationsaka zoom
and 2 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://https://www.zoom.com/en/trust/security-bulletin/zsb-25028/
https
https://www.zoom.com/ru/trust/security-bulletin/zsb-25028/
zoom.com
https://cybersecuritynews.com/zoom-clients-for-windows-vulnerability/
cybersecuritynews.com

Timeline

Published
Jul 10, 2025
Last Updated
Aug 5, 2025

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