CVE-2016-4476

HIGH

hostapd and wpa_supplicant 0.6.7-2.5 - Denial of Service via WPS Passphrase Newline Injection

Title source: llm

Description

hostapd 0.6.7 through 2.5 and wpa_supplicant 0.6.7 through 2.5 do not reject \n and \r characters in passphrase parameters, which allows remote attackers to cause a denial of service (daemon outage) via a crafted WPS operation.

References (2)

Core 2

Core References

Mailing List, Third Party Advisory mailing-list x_refsource_mlist

http://www.openwall.com/lists/oss-security/2016/05/03/12

Third Party Advisory vendor-advisory x_refsource_ubuntu

http://www.ubuntu.com/usn/USN-3455-1

Scores

CVSS v3 7.5

EPSS 0.0286

EPSS Percentile 85.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-20

Status published

Products (5)

canonical/ubuntu_linux 14.04

canonical/ubuntu_linux 16.04

canonical/ubuntu_linux 17.04

w1.fi/hostapd 0.6.7 - 2.5

w1.fi/wpa_supplicant 0.6.7 - 2.5

Published May 09, 2016

Tracked Since Feb 18, 2026