CVE-2019-9496
An invalid authentication sequence could result in the hostapd process terminating due to missing state validation steps
- State
- Published
- Severity
- Not scored
- Published
- Apr 17, 2019
- Updated
- Aug 4, 2024
- Reserved
- Mar 1, 2019
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
The record has no CVSS score.
Weaknesses
- CWE-642 External Control of Critical State Data
Affected Products
| Product | Versions |
|---|---|
hostapd with SAE supportWi-Fi Alliance |
|
wpa_supplicant with SAE supportWi-Fi Alliance |
|
References
- https://w1.fi/security/2019-3/
- https://www.synology.com/security/advisory/Synology_SA_19_16
- FEDORA-2019-d03bae77f5vendor-advisory
- FEDORA-2019-f409af9fbevendor-advisory
- FEDORA-2019-eba1109acdvendor-advisory
- FreeBSD-SA-19:03vendor-advisory
- 20190515 FreeBSD Security Advisory FreeBSD-SA-19:03.wpamailing-list
- http://packetstormsecurity.com/files/152914/FreeBSD-Security-Advisory-FreeBSD-SA-19-03.wpa.html
- openSUSE-SU-2020:0222vendor-advisory
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