CVE Database›Document archive›CVE-2019-9496

CVE-2019-9496

hostapd: SAE confirm missing state validation in hostapd/AP

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Severity

Moderate

Red Hat Product Security

6.5

CVSS 3.0

Review impact separately from score.

Published · April 10, 2019

Updated · November 22, 2025

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.

Statement

Red Hat Enterprise Linux 5, 6, and 7 do not ship hostapd and they are not affected by this flaw.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 6.5
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-642 · External Control of Critical State Data