CVE-2020-8157

Severity Score

6.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

UniFi Cloud Key firmware <= v1.1.10 for Cloud Key gen2 and Cloud Key gen2 Plus contains a vulnerability that allows unrestricted root access through the serial interface (UART).

UniFi Cloud Key versiones de firmware anteriores a v1.1.10 incluyéndola, para Cloud Key gen2 y Cloud Key gen2 Plus contiene una vulnerabilidad que permite acceso root no restringido por medio de la interfaz serial (UART).

*Credits: N/A

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-01-28 CVE Reserved
2020-05-02 CVE Published
2023-03-08 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-284: Improper Access Control

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://community.ui.com/releases/Security-advisory-bulletin-008-008/5f66ca4c-10d6-4ca5-9620-37d5a4f22413	2020-05-07
https://community.ui.com/releases/UniFi-Cloud-Key-Firmware-1-1-11/a24e55e1-6d90-46d7-92e2-01539ec8c79d	2020-05-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ui Search vendor "Ui"	Unifi Cloud Key Gen2 Firmware Search vendor "Ui" for product "Unifi Cloud Key Gen2 Firmware"	<= 1.1.10 Search vendor "Ui" for product "Unifi Cloud Key Gen2 Firmware" and version " <= 1.1.10"	-	Affected	in	Ui Search vendor "Ui"	Unifi Cloud Key Gen2 Search vendor "Ui" for product "Unifi Cloud Key Gen2"	-	-	Safe
Ui Search vendor "Ui"	Unifi Cloud Key Gen2 Plus Firmware Search vendor "Ui" for product "Unifi Cloud Key Gen2 Plus Firmware"	<= 1.1.10 Search vendor "Ui" for product "Unifi Cloud Key Gen2 Plus Firmware" and version " <= 1.1.10"	-	Affected	in	Ui Search vendor "Ui"	Unifi Cloud Key Gen2 Plus Search vendor "Ui" for product "Unifi Cloud Key Gen2 Plus"	-	-	Safe