CVE-2019-9496

HIGH

hostapd <2.8 - DoS

Title source: llm
STIX 2.1

Description

An invalid authentication sequence could result in the hostapd process terminating due to missing state validation steps when processing the SAE confirm message when in hostapd/AP mode. All version of hostapd with SAE support are vulnerable. An attacker may force the hostapd process to terminate, performing a denial of service attack. Both hostapd with SAE support and wpa_supplicant with SAE support prior to and including version 2.7 are affected.

Scores

CVSS v3 7.5
EPSS 0.0236
EPSS Percentile 85.0%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-287 CWE-642
Status published
Products (5)
fedoraproject/fedora 28
fedoraproject/fedora 29
fedoraproject/fedora 30
w1.fi/hostapd < 2.7
w1.fi/wpa_supplicant < 2.7
Published Apr 17, 2019
Tracked Since Feb 18, 2026