Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 533
Alerts This Week
Warning Icon 1 533

Ubuntu 19.04, 18.04 LTS: USN-4098-1 Critical WPA Exposure Advisory

ubuntu
Calendar Grey August 14, 2019
Dist Ubuntu Esm H88
Ubuntu Security Notice USN-4099-1 concerns the vulnerabilities in the NetworkManager and NM-dispatcher revealing confidential system data.
wpa_supplicant and hostapd could be made to expose sensitive information over the network.

Summary

wpa_supplicant and hostapd could be made to expose sensitive information

over the network.

Software Description:

- wpa: client support for WPA and WPA2

Details:

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.

Topics%20covered

Topics Covered

security advisory update instructions exposure ubuntu network attack sensitive information wpa

Update Instructions

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

Ubuntu 19.04:
  hostapd                         2:2.6-21ubuntu3.2
  wpasupplicant                   2:2.6-21ubuntu3.2

Ubuntu 18.04 LTS:
  hostapd                         2:2.6-15ubuntu2.4
  wpasupplicant                   2:2.6-15ubuntu2.4

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

References

https://ubuntu.com/security/notices/USN-4098-1

CVE-2019-13377

Severity
critical
Lowest
Low
Medium
High
Critical

August 14, 2019

Topics%20covered

Topics Covered

security advisory update instructions exposure ubuntu network attack sensitive information wpa

Package Information

https://launchpad.net/ubuntu/+source/wpa/2:2.6-21ubuntu3.2
https://launchpad.net/ubuntu/+source/wpa/2:2.6-15ubuntu2.4

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.