Public Date:
1614520: CVE-2018-14526 wpa_supplicant: Unauthenticated EAPOL-Key decryption in wpa_supplicant

The MITRE CVE dictionary describes this issue as:

An issue was discovered in rsn_supp/wpa.c in wpa_supplicant 2.0 through 2.6. Under certain conditions, the integrity of EAPOL-Key messages is not checked, leading to a decryption oracle. An attacker within range of the Access Point and client can abuse the vulnerability to recover sensitive information.

Find out more about CVE-2018-14526 from the MITRE CVE dictionary dictionary and NIST NVD.


Red Hat Virtualization images include wpa_supplicant as a component from the base Red Hat Enterprise Linux operating system, but use of Red Hat Virtualization on a wireless network is neither recommended nor supported. A future update may address this issue.

This issue affects the versions of wpa_supplicant as shipped with Red Hat Enterprise Linux 6 and 7.

Red Hat Enterprise Linux 6 is now in Maintenance Support 2 Phase of the support and maintenance life cycle. This has been rated as having a security impact of Moderate, and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle:

CVSS v3 metrics

CVSS3 Base Score 8.3
CVSS3 Base Metrics CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector Adjacent Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Changed
Confidentiality High
Integrity Impact High
Availability Impact High

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 7 (wpa_supplicant) RHSA-2018:3107 2018-10-30

Affected Packages State

Platform Package State
Red Hat Virtualization 4 wpa_supplicant Will not fix
Red Hat Enterprise Linux 8 wpa_supplicant Not affected
Red Hat Enterprise Linux 6 wpa_supplicant Will not fix
Red Hat Enterprise Linux 5 wpa_supplicant Will not fix
Last Modified

CVE description copyright © 2017, The MITRE Corporation