CVE-2023-39215
Improper authentication in Zoom clients may allow an authenticated user to conduct a denial of...
Improper authentication in Zoom clients may allow an authenticated user to conduct a denial of service via network access.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Improper authentication in Zoom clients may allow an authenticated user to conduct a denial of service via network access.
- Record
CVE-2023-39215- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H - Weakness
- CWE-449
- Updated
- 2026-11-02
EUVDEUVD-2023-42949
Improper authentication in Zoom clients may allow an authenticated user to conduct a denial of service via network access.
- Record
EUVD-2023-42949- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-f4wc-3qj8-gq9p
Improper authentication in Zoom clients may allow an authenticated user to conduct a denial of...
Improper authentication in Zoom clients may allow an authenticated user to conduct a denial of service via network access.
- Record
GHSA-f4wc-3qj8-gq9p- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H - Weakness
- CWE-287, CWE-449
- Updated
- 2026-11-02
NVD
Improper authentication in Zoom clients may allow an authenticated user to conduct a denial of service via network access.
- Record
CVE-2023-39215- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-449, CWE-287
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-39215 is a high vulnerability (CVSS 7.1) in Zoom, published September 12, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.11%, the 66th percentile. No source names a fixed version.