Buffer overflow in Zoom Meeting SDK
Priority LOW 20CWE-120Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
Buffer copy without checking size of input in Zoom Meeting SDK before 5.13.0 may allow an authenticated user to potentially enable a denial of service via local access. This issue may result in the Zoom Meeting SDK to crash and need to be restarted.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00277 20th percentileScored 2026-11-08
Fix Fixed Zoom Meeting SDK (Zoom Video Communications, Inc.): 5.13.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Zoom Video Communications, Inc. | Zoom Meeting SDK | before 5.13.0 | 5.13.0 | Patch available | CNA |
- Zoom Meeting SDK VendorZoom Video Communications, Inc. Affected before 5.13.0 Fixed in 5.13.0 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:zoom:meeting_sdk:*:*:*:*:*:*:*:* | before 5.13.0 | Vulnerable | Zoom Video Communications, Inc. |
- cpe:2.3:a:zoom:meeting_sdk:*:*:*:*:*:*:*:* Versions before 5.13.0 Vulnerable ·Zoom Video Communications, Inc.
Remediation
- Fix · CNA Zoom Meeting SDK (Zoom Video Communications, Inc.) Fixed in 5.13.0
Timeline
- 2026-10-02 Threatist record created from CVE-2023-34115
- 2026-10-03 Alias added: GHSA-xq86-4h9v-gqp7
References
More Zoom Video Communications, Inc. Meeting Sdk vulnerabilities
- TI-2024-16230 Zoom Clients - Business Logic Error CVSS 3.1MEDIUM 6.5
Sources
- CVE-2023-34115 · CVE Program
- CVE-2023-34115 · NVD
- FIRST EPSS
- GHSA-xq86-4h9v-gqp7 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences