Ubuntu 12.04 LTS / 14.04 LTS / 14.10 / 15.04 : wpa, wpasupplicant vulnerabilities (USN-2650-1)

Medium Nessus Plugin ID 84230


The remote Ubuntu host is missing one or more security-related patches.


Kostya Kortchinsky discovered multiple flaws in wpa_supplicant and hostapd. A remote attacker could use these issues to cause wpa_supplicant or hostapd to crash, resulting in a denial of service.
(CVE-2015-4141, CVE-2015-4142, CVE-2015-4143, CVE-2015-4144, CVE-2015-4145, CVE-2015-4146).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.


Update the affected hostapd and / or wpasupplicant packages.

Plugin Details

Severity: Medium

ID: 84230

File Name: ubuntu_USN-2650-1.nasl

Version: $Revision: 2.4 $

Type: local

Agent: unix

Published: 2015/06/17

Modified: 2016/05/24

Dependencies: 12634

Risk Information

Risk Factor: Medium


Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:hostapd, p-cpe:/a:canonical:ubuntu_linux:wpasupplicant, cpe:/o:canonical:ubuntu_linux:12.04:-:lts, cpe:/o:canonical:ubuntu_linux:14.04, cpe:/o:canonical:ubuntu_linux:14.10, cpe:/o:canonical:ubuntu_linux:15.04

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2015/06/16

Reference Information

CVE: CVE-2015-4141, CVE-2015-4142, CVE-2015-4143, CVE-2015-4144, CVE-2015-4145, CVE-2015-4146

OSVDB: 121654, 121655, 121656, 121657, 121658, 121659, 121662, 121663

USN: 2650-1