Zoom Apps: Insufficient Verification of Data Authenticity
CVE-2025-0149 is a high-severity insufficient verification of data authenticity vulnerability in Zoom Apps from Zoom Communications, with a CVSS 3.1 base score of 7.5 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. Affected Zoom Apps versions: See references. The record does not name a fixed version, so check the vendor advisory. There is no confirmed exploitation so far. EPSS estimates a 0.25% chance of exploitation within 30 days, which is low compared with other CVEs.
High severity with no evidence of exploitation so far.
What to do
- Update Meeting Software Development Kit to 6.3.0 or a later version.
- Update Rooms to 6.3.0 or a later version.
- Update Rooms Controller to 6.3.0 or a later version.
- Read the advisory on zoom.com for workarounds and exact fixed builds.
- Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| Zoom Communications | Zoom Apps | See references | Not stated |
| Zoom | Meeting Software Development Kit | before 6.3.0 | 6.3.0 |
| Zoom | Rooms | before 6.3.0 | 6.3.0 |
| Zoom | Rooms Controller | before 6.3.0 | 6.3.0 |
| Zoom | Workplace | before 6.3.0 | 6.3.0 |
| Zoom | Workplace Desktop | before 6.3.0 | 6.3.0 |
| Zoom | Workplace Virtual Desktop Infrastructure | before 6.1.15; 6.1.16 up to, but not including, 6.2.10 | 6.1.15, 6.2.10 |
Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- NetworkCan be exploited remotely over a network, including the internet.
- Attack complexity
- LowNo special conditions are needed; the attack works reliably.
- Privileges required
- NoneNo account or login is needed.
- User interaction
- NoneNo action by a victim is required.
- Scope
- UnchangedImpact stays within the vulnerable component.
- Confidentiality
- NoneNo data is disclosed.
- Integrity
- NoneNothing can be modified.
- Availability
- HighThe component can be taken down completely.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. Scored by NVD.
| Scoring system | Score | Severity | Scored by |
|---|---|---|---|
| CVSS 3.1 | 6.5 | Medium | CNA (zoom.us) |
| CVSS 3.1 | 7.5 | High | NVD |
Official description
Insufficient verification of data authenticity in some Zoom Workplace Apps may allow an unprivileged user to conduct a denial of service via network access.
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Insufficient Verification of Data Authenticity
The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.
More Insufficient Verification of Data Authenticity vulnerabilities (CWE-345)
Timeline
- CVE record published.
- CISA published its SSVC assessment (exploitation: none, automatable: yes, technical impact: partial).
- Record last changed materially (score, affected products, status or references).
References
Recent Insufficient Verification of Data Authenticity vulnerabilities
- 9.8 Critical severity
- 9.1 Critical severity
- 8.5 High severity
- 7.8 High severity
- 7.1 High severity
- 8.6 High severity
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