CVE-2023-49646
MEDIUMCVSS 6.5/10EPSS 0.40%
Last modified
CVE-2023-49646 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Improper authentication in some Zoom clients before version 5.16.5 may allow an authenticated user to conduct a denial of service via network access.. EPSS estimates a 0.40% chance of exploitation in the next 30 days.
Description
Improper authentication in some Zoom clients before version 5.16.5 may allow an authenticated user to conduct a denial of service via network access.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Zoom | Meeting Software Development Kit | < 5.16.5 |
| Zoom | Video Software Development Kit | < 5.16.5 |
| Zoom | Virtual Desktop Infrastructure | < 5.14.14 |
| Zoom | Virtual Desktop Infrastructure | >= 5.15.0, < 5.15.12 |
| Zoom | Zoom | < 5.16.5 |
References
- https://www.zoom.com/en/trust/security-bulletin/ZSB-23062/Vendor Advisory
- https://www.zoom.com/en/trust/security-bulletin/ZSB-23062/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-49646?
Improper authentication in some Zoom clients before version 5.16.5 may allow an authenticated user to conduct a denial of service via network access.
How severe is CVE-2023-49646?
CVE-2023-49646 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.
How do I fix CVE-2023-49646?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Same Subject, Wrong User: A Cross-Issuer Account Takeover in n8nStrix found an identity-binding bug in n8n's token-exchange flow enabling account takeover.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2023-49646?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST