An issue was discovered in UniFi Protect G3 FLEX Camera Version UVC.v4.30.0.67.
Priority LOW 37CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-400.
Summary
An issue was discovered in UniFi Protect G3 FLEX Camera Version UVC.v4.30.0.67. Attackers can use slowhttptest tool to send incomplete HTTP request, which could make server keep waiting for the packet to finish the connection, until its resource exhausted. Then the web server is denial-of-service.
Why it matters now
EPSS 0.01934 80th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-33818
- 2026-10-03 Alias added: GHSA-r7pq-69h8-pg3g
References
More Ubiquiti Camera G3 Flex Firmware vulnerabilities
- TI-2021-13173 An issue was discovered in UniFi Protect G3 FLEX Camera Version UVC.v4.30.0.67.Attacker… CVSS 3.1HIGH 7.5
Sources
- CVE-2021-33818 · CVE Program
- CVE-2021-33818 · NVD
- FIRST EPSS
- GHSA-r7pq-69h8-pg3g · GitHub Advisory Database · CC BY 4.0
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