CVE-2021-33818 is a denial-of-service vulnerability affecting UniFi Protect G3 FLEX Cameras running firmware version UVC.v4.30.0.67. Attackers can exploit this by sending incomplete HTTP requests, causing the web server to exhaust resources while waiting for connection completion. This vulnerability carries a CVSS score of 7.5 (High), indicating it can be exploited remotely with low complexity to achieve a complete denial of service. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
uvc.v4.30.0.67CPE matchmatch criteria | cpe:2.3:o:ui:camera_g3_flex_firmware:uvc.v4.30.0.67:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.