What is the CVSS score of CVE-2021-22943?

CVE-2021-22943 has a CVSS 3.1 base score of 9.6 (Critical). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Unifi Protect CVE-2021-22943

CRITICAL

Improper Authentication (CWE-287)

2021-08-31 support@hackerone.com

Ubiquiti Authentication Bypass Unifi Protect

9.6

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.6 CRITICAL

AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Aug 31, 2021 - 17:15 nvd

CRITICAL 9.6

DescriptionNVD

A vulnerability found in UniFi Protect application V1.18.1 and earlier permits a malicious actor who has already gained access to a network to subsequently control the Protect camera(s) assigned to said network. This vulnerability is fixed in UniFi Protect application V1.19.0 and later.

AnalysisAI

A vulnerability found in UniFi Protect application V1.18.1 and earlier permits a malicious actor who has already gained access to a network to subsequently control the Protect camera(s) assigned to. Rated critical severity (CVSS 9.6), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. A vulnerability found in UniFi Protect application V1.18.1 and earlier permits a malicious actor who has already gained access to a network to subsequently control the Protect camera(s) assigned to said network. This vulnerability is fixed in UniFi Protect application V1.19.0 and later. Affected products include: Ui Unifi Protect.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.