USN-4098-1: wpa_supplicant and hostapd vulnerability

USN-4098-1: wpa_supplicant and hostapd vulnerability

wpa vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 19.04
  • Ubuntu 18.04 LTS


wpa_supplicant and hostapd could be made to expose sensitive information
over the network.

Software Description

  • wpa – client support for WPA and WPA2


It was discovered that wpa_supplicant and hostapd were vulnerable to a side
channel attack against EAP-pwd. A remote attacker could possibly use this
issue to recover certain passwords.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 19.04
Ubuntu 18.04 LTS

To update your system, please follow these instructions:

After a standard system update you need to reboot your computer to make
all the necessary changes.


Source: USN-4098-1: wpa_supplicant and hostapd vulnerability

About KENNETH 12316 Articles

Be the first to comment

Leave a Reply

Your email address will not be published.


This site uses Akismet to reduce spam. Learn how your comment data is processed.