Home/CVE/Improper input validation in Zoom Desktop Client for Windows before 5.15.5 may allow an authenticated user to enable an
CVE

CVE-2023-39209

Improper input validation in Zoom Desktop Client for Windows before 5.15.5 may allow an authenticated user to enable an

Improper input validation in Zoom Desktop Client for Windows before 5.15.5 may allow an authenticated user to enable an information disclosure via network access.

MEDIUM · CVSS 5.9 EPSS 0.00123
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
CWE-449The UI Performs the Wrong Action
▤

Affected Products & Versions

1
zoom< 5.15.5
▣

Scoring & Timeline

5.9
MEDIUM · CVSS v3.1 · security@zoom.us
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD08 Aug 2023 · 10:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:L
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://explore.zoom.us/en/trust/security/security-bulletin/Vendor Advisory
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