The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Vulnerability of wpa_supplicant: information disclosure via EAPOL-Key Decryption

Synthesis of the vulnerability 

An attacker can bypass access restrictions to data via EAPOL-Key Decryption of wpa_supplicant, in order to obtain sensitive information.
Impacted products: Debian, Fedora, FreeBSD, openSUSE Leap, pfSense, RHEL, SUSE Linux Enterprise Desktop, SLES, Synology DSM, Synology DS***, Synology RS***, Ubuntu, Unix (platform) ~ not comprehensive.
Severity of this bulletin: 2/4.
Creation date: 10/08/2018.
Références of this threat: CVE-2018-14526, DLA-1462-1, FEDORA-2018-41dfadd21a, FreeBSD-SA-18:11.hostapd, openSUSE-SU-2018:3527-1, openSUSE-SU-2018:3539-1, openSUSE-SU-2019:1345-1, openSUSE-SU-2020:2053-1, openSUSE-SU-2020:2059-1, RHSA-2018:3107-01, SUSE-SU-2018:3480-1, SUSE-SU-2019:1088-1, SUSE-SU-2020:3380-1, SUSE-SU-2020:3424-1, USN-3745-1, VIGILANCE-VUL-26949.

Description of the vulnerability 

An attacker can bypass access restrictions to data via EAPOL-Key Decryption of wpa_supplicant, in order to obtain sensitive information.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This security weakness impacts software or systems such as Debian, Fedora, FreeBSD, openSUSE Leap, pfSense, RHEL, SUSE Linux Enterprise Desktop, SLES, Synology DSM, Synology DS***, Synology RS***, Ubuntu, Unix (platform) ~ not comprehensive.

Our Vigil@nce team determined that the severity of this threat bulletin is medium.

The trust level is of type confirmed by the editor, with an origin of radio connection.

An attacker with a expert ability can exploit this threat.

Solutions for this threat 

wpa_supplicant: patch for EAPOL-Key Decryption.
A patch is available:
  https://w1.fi/security/2018-1/

Debian 8: new wpa packages.
New packages are available:
  Debian 8: wpa 2.3-1+deb8u6

Fedora 28: new wpa_supplicant packages.
New packages are available:
  Fedora 28: wpa_supplicant 2.6-17.fc28

FreeBSD: patch for wpa_supplicant.
A patch is available:
  https://security.FreeBSD.org/patches/SA-18:11/hostapd.patch
  https://security.FreeBSD.org/patches/SA-18:11/hostapd-10.patch

openSUSE Leap 15.0: new wpa_supplicant packages.
New packages are available:
  openSUSE Leap 15.0: wpa_supplicant 2.6-lp150.3.6.1

openSUSE Leap 15.1: new wpa_supplicant packages.
New packages are available:
  openSUSE Leap 15.1: wpa_supplicant 2.9-lp151.5.10.1

openSUSE Leap 15.2: new wpa_supplicant packages.
New packages are available:
  openSUSE Leap 15.2: wpa_supplicant 2.9-lp152.8.3.1

openSUSE Leap 42.3: new wpa_supplicant packages.
New packages are available:
  openSUSE Leap 42.3: wpa_supplicant 2.6-16.1

openSUSE Leap: new hostapd packages.
New packages are available:
  openSUSE Leap 42.3: hostapd 2.6-11.1
  openSUSE Leap 15.0: hostapd 2.6-lp150.2.3.2
  SUSE LE 15 RTM: hostapd 2.6-bp150.3.3.1

pfSense: version 2.4.4.
The version 2.4.4 is fixed:
  https://www.netgate.com/

RHEL 7: new wpa_supplicant packages.
New packages are available:
  RHEL 7: wpa_supplicant 2.6-12.el7

SUSE LE 12 SP5: new wpa_supplicant packages.
New packages are available:
  SUSE LE 12 SP5: wpa_supplicant 2.9-23.3.1

SUSE LE 15 RTM-SP2: new wpa_supplicant packages.
New packages are available:
  SUSE LE 15 RTM: wpa_supplicant 2.9-4.20.1
  SUSE LE 15 SP1: wpa_supplicant 2.9-4.20.1
  SUSE LE 15 SP2: wpa_supplicant 2.9-4.20.1

SUSE LE: new wpa_supplicant packages.
New packages are available:
  SUSE LE 15 RTM: wpa_supplicant 2.6-4.11.1
  SUSE LE 12 SP4: wpa_supplicant 2.6-15.10.1
  SUSE LE 12 SP3: wpa_supplicant 2.6-15.10.1
  SUSE LE 12 SP2: wpa_supplicant 2.6-15.10.1
  SUSE LE 12 SP1: wpa_supplicant 2.6-15.10.1
  SUSE LE 12 RTM: wpa_supplicant 2.6-15.10.1

Synology RS/DS: version 6.2.1-23824-1.
The version 6.2.1-23824-1 is fixed:
  https://www.synology.com/

Ubuntu: new wpa_supplicant packages.
New packages are available:
  Ubuntu 18.04 LTS: hostapd 2:2.6-15ubuntu2.1, wpasupplicant 2:2.6-15ubuntu2.1
  Ubuntu 16.04 LTS: hostapd 2.4-0ubuntu6.3, wpasupplicant 2.4-0ubuntu6.3
  Ubuntu 14.04 LTS: hostapd 2.1-0ubuntu1.6, wpasupplicant 2.1-0ubuntu1.6

Wind River Linux: solution (16/10/2018).
The solution is indicated in information sources.

Wind River Linux: solution (28/11/2018).
The solution is indicated in information sources.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

Computer vulnerabilities tracking service 

Vigil@nce provides software vulnerabilities patches. Each administrator can customize the list of products for which he wants to receive vulnerability alerts.