#VU23611 Expected behavior violation in hostapd - CVE-2019-5062
Published: December 16, 2019
Vulnerability identifier: #VU23611
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-5062
CWE-ID: CWE-440
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
hostapd
hostapd
Software vendor:
Jouni Malinen
Jouni Malinen
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to the 802.11w security state handling connected clients with valid 802.11w sessions. A remote attacker on the local network can simulate an incomplete new association, trigger a deauthentication against stations using 802.11w and cause a denial of service condition on the target system.
Note: This vulnerability affects hostapd on a Raspberry Pi.
Remediation
Install updates from vendor's website.