CVE-2019-5062
First published: Thu Dec 12 2019(Updated: )
An exploitable denial-of-service vulnerability exists in the 802.11w security state handling for hostapd 2.6 connected clients with valid 802.11w sessions. By simulating an incomplete new association, an attacker can trigger a deauthentication against stations using 802.11w, resulting in a denial of service.
Credit: talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| W1.fi Hostapd | =2.6 |
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Frequently Asked Questions
What is CVE-2019-5062?
CVE-2019-5062 is a denial-of-service vulnerability in the 802.11w security state handling for hostapd 2.6.
How does CVE-2019-5062 affect hostapd?
CVE-2019-5062 affects hostapd 2.6, specifically the handling of 802.11w security state for connected clients with valid 802.11w sessions.
What is the severity of CVE-2019-5062?
CVE-2019-5062 has a severity rating of 6.5 (high).
How can an attacker exploit CVE-2019-5062?
An attacker can exploit CVE-2019-5062 by simulating an incomplete new association, triggering a deauthentication against stations using 802.11w, resulting in a denial of service.
Is there a fix available for CVE-2019-5062?
Yes, a fix for CVE-2019-5062 is available. It is recommended to update to a version of hostapd that is not affected by this vulnerability.
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