Auth bypass in W1.fi Hostapd
CVE-2019-9497
The implementations of EAP-PWD in hostapd EAP Server and wpa_supplicant EAP Peer do not validate the scalar and element values in EAP-pwd-Commit. This vulnerability may allow an attacker to complete EAP-PWD authentication without knowing t…
EPSS: 0.050 (91.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- W1.fi Hostapd
- W1.fi Wpa_supplicant
- Wi-fi Alliance Hostapd With Eap-pwd Support — versions 2.7
- Wi-fi Alliance Hostapd With Sae Support — versions 2.4
- Wi-fi Alliance Wpa_supplicant With Eap-pwd Support — versions 2.7
- Wi-fi Alliance Wpa_supplicant With Sae Support — versions 2.4
- 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 (mailing-list, x_refsource_MLIST)
- cret@cert.org (vendor-advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2019-9497?
- CVE-2019-9497 is a high-severity vulnerability in W1.fi Hostapd, classified under Reflection Attack in an Authentication Protocol. CVSS score: 8.1/10. Published 2019-04-17.
- How severe is CVE-2019-9497?
- High severity. CVSS v3 base score is 8.1 out of 10.