Auth bypass in W1.fi Hostapd
CVE-2019-9496
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 vulnerabl…
EPSS: 0.045 (90.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- W1.fi Hostapd
- W1.fi Wpa_supplicant
- Wi-fi Alliance Hostapd With Sae Support — versions 2.7
- Wi-fi Alliance Wpa_supplicant With Sae Support — versions 2.7
- Fedoraproject Fedora — versions 28, 29, 30
Weakness classification (CWE)
References
- cret@cert.org (x_refsource_CONFIRM, Patch, Vendor Advisory)
- cret@cert.org (x_refsource_CONFIRM)
- cret@cert.org (x_refsource_FEDORA, vendor-advisory)
- cret@cert.org (x_refsource_FEDORA, vendor-advisory)
- cret@cert.org (x_refsource_FEDORA, vendor-advisory)
- cret@cert.org (x_refsource_FREEBSD, vendor-advisory)
- cret@cert.org (mailing-list, x_refsource_BUGTRAQ)
- cret@cert.org (x_refsource_MISC)
- cret@cert.org (vendor-advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2019-9496?
- CVE-2019-9496 is a high-severity vulnerability in W1.fi Hostapd, classified under CWE-642. CVSS score: 7.5/10. Published 2019-04-17.
- How severe is CVE-2019-9496?
- High severity. CVSS v3 base score is 7.5 out of 10.