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Ubuntu: USN-3745-1 (CVE-2018-14526): wpa_supplicant and hostapd vulnerability

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Ubuntu: USN-3745-1 (CVE-2018-14526): wpa_supplicant and hostapd vulnerability

Severity
3
CVSS
(AV:A/AC:L/Au:N/C:P/I:N/A:N)
Published
08/08/2018
Created
03/19/2019
Added
08/24/2018
Modified
03/02/2020

Description

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.

Solution(s)

  • ubuntu-upgrade-hostapd
  • ubuntu-upgrade-wpasupplicant

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