Is CVE-2021-33820 actively exploited?

CVE-2021-33820 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2021-33820?

CVE-2021-33820 has a CVSS score of 7.5 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

How do I patch CVE-2021-33820?

Patch guidance is available from ui security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2021-33820.

Which products are affected by CVE-2021-33820?

1 product: ui camera g3 flex firmware.

Fix CVE-2021-33820 - HIGH ui camera g3 flex firmware

Description

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 Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: NVD-CWE-noinfo

Metadata

Primary Vendor: UI
Published: 6/18/2021
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2021-33820

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary