CVE-2021-33820

An issue was discovered in UniFi Protect G3 FLEX Camera Version UVC.v4.30.0.67.Attacker could send a huge amount of TCP SYN packet to make web service's resource exhausted. Then the web server is denial-of-service.

CVSS v3.1

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS

1.93% chance of exploitation in the next 30 days, 79th percentile

Published

2021-06-18

Updated

2024-08-03

Proof-of-concept exploits (1)

• Jian-Xian/CVE-POC/blob/master/CVE-2021-33820.md

References

• CVE Record
• NVD entry

Related

• CVE-2020-10262
• CVE-2020-10263
• CVE-2020-8994
• CVE-2021-33818
• CVE-2021-33822
• CVE-2021-33823