CVE-2019-9494

CVE-2019-9494: The implementations of SAE in hostapd and wpa_supplicant are vulnerable to side-channel attacks

Vendor Wi-Fi Alliance
Product hostapd with SAE support
Weakness CWE-208
Published April 17, 2019
Last update August 4, 2024

CVSS base score

What the vulnerability does

01Description

The implementations of SAE in hostapd and wpa_supplicant are vulnerable to side channel attacks as a result of observable timing differences and cache access patterns. An attacker may be able to gain leaked information from a side channel attack that can be used for full password recovery. Both hostapd with SAE support and wpa_supplicant with SAE support prior to and including version 2.7 are affected.

Key dates

02Disclosure timeline

April 17, 2019 CVE published
August 4, 2024 Record updated