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

medium Nessus Plugin ID 84230

Synopsis

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

Description

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.

Solution

Update the affected hostapd and / or wpasupplicant packages.

See Also

https://usn.ubuntu.com/2650-1/

Plugin Details

Severity: Medium

ID: 84230

File Name: ubuntu_USN-2650-1.nasl

Version: 2.9

Type: local

Agent: unix

Published: 6/17/2015

Updated: 1/19/2021

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

Temporal Vector: 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 Ease: No known exploits are available

Patch Publication Date: 6/16/2015

Vulnerability Publication Date: 6/15/2015

Reference Information

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

USN: 2650-1