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CVE-2016-4476

Status Candidate

Overview

hostapd 0.6.7 through 2.5 and wpa_supplicant 0.6.7 through 2.5 do not reject and characters in passphrase parameters, which allows remote attackers to cause a denial of service (daemon outage) via a crafted WPS operation.

Related Files

Ubuntu Security Notice USN-3455-1
Posted Oct 16, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3455-1 - Mathy Vanhoef discovered that wpa_supplicant and hostapd incorrectly handled WPA2. A remote attacker could use this issue with using key reinstallation attacks to obtain sensitive information. Imre Rad discovered that wpa_supplicant and hostapd incorrectly handled invalid characters in passphrase parameters. A remote attacker could use this issue to cause a denial of service. Various other issues were also addressed.

tags | advisory, remote, denial of service
systems | linux, ubuntu
advisories | CVE-2016-4476, CVE-2016-4477, CVE-2017-13077, CVE-2017-13078, CVE-2017-13079, CVE-2017-13080, CVE-2017-13081, CVE-2017-13082, CVE-2017-13086, CVE-2017-13087, CVE-2017-13088
MD5 | a6dc13bf6c1817ca8b6b932b33c20cda
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