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CVE-2018-14526

Published: 8 August 2018

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.

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
wpa
Launchpad, Ubuntu, Debian
bionic
Released (2:2.6-15ubuntu2.1)
trusty
Released (2.1-0ubuntu1.6)
upstream Needs triage

xenial
Released (2.4-0ubuntu6.3)

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Adjacent
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N