CVE-2020-27888: High severity ubiquiti unifi meshing access point vulnerability

Published Oct 27, 2020
·
Updated

An issue was discovered on Ubiquiti UniFi Meshing Access Point UAP-AC-M 4.3.21.11325 and UniFi Controller 6.0.28 devices. Cached credentials are not erased from an access point returning wirelessly from a disconnected state. This may provide unintended network access.

Affected Software

4 affected components
UI Unifi Meshing Access Point Firmware=4.3.21.11325
UI UniFi Meshing Access Point
UI Unifi Controller Firmware=6.0.28
UI UniFi Controller

Event History

Oct 27, 2020
CVE Published
via MITRE·07:25 PM
Data Sourced
via MITRE·07:25 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2020-27888?

The severity of CVE-2020-27888 is high with a severity value of 7.5.

2

Which devices are affected by CVE-2020-27888?

Ubiquiti UniFi Meshing Access Point UAP-AC-M 4.3.21.11325 and UniFi Controller 6.0.28 devices are affected by CVE-2020-27888.

3

What is the issue with CVE-2020-27888?

Cached credentials are not erased from an access point returning wirelessly from a disconnected state, which may provide unintended network access.

4

How can I fix CVE-2020-27888?

There is currently no fix available for CVE-2020-27888. It is recommended to follow the vendor's security advisory for updates.

5

Where can I find more information about CVE-2020-27888?

More information about CVE-2020-27888 can be found at the following reference: [link](https://community.ui.com/questions/Possible-authentication-bypass-for-access-into-LAN/7965adb2-5d70-4410-8467-4c7bec76bc00)

Contact

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