Zoom Workplace Desktop App up to 6.3.x toctou

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Zoom Workplace Desktop App, Workplace App, Workplace VDI Client, Rooms Controller, Rooms Client and Meeting SDK up to 6.3.x. The affected element is an unknown function. Performing a manipulation results in toctou. This vulnerability is cataloged as CVE-2025-30663. The attack must be initiated from a local position. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Zoom Workplace Desktop App, Workplace App, Workplace VDI Client, Rooms Controller, Rooms Client and Meeting SDK up to 6.3.x. It has been classified as problematic. This affects an unknown functionality. The manipulation with an unknown input leads to a toctou vulnerability. CWE is classifying the issue as CWE-367. The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Time-of-check time-of-use race condition in some Zoom Workplace Apps may allow an authenticated user to conduct an escalation of privilege via local access.

The advisory is shared at zoom.com. This vulnerability is uniquely identified as CVE-2025-30663 since 03/24/2025. The exploitability is told to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available.

Upgrading to version 6.4.0 eliminates this vulnerability.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 7.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.0
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Toctou
CWE: CWE-367 / CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Workplace Desktop App/Workplace App/Workplace VDI Client/Rooms Controller/Rooms Client/Meeting SDK 6.4.0

Timelineinfo

03/24/2025 🔍
05/13/2025 +49 days 🔍
05/13/2025 +0 days 🔍
11/07/2025 +178 days 🔍

Sourcesinfo

Advisory: zoom.com
Status: Confirmed

CVE: CVE-2025-30663 (🔍)
GCVE (CVE): GCVE-0-2025-30663
GCVE (VulDB): GCVE-100-308589

Entryinfo

Created: 05/13/2025 11:35
Updated: 11/07/2025 13:24
Changes: 05/13/2025 11:35 (52), 11/07/2025 13:24 (22)
Complete: 🔍
Cache ID: 216::103

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