Ubuntu 14.04 LTS / 16.04 LTS / 17.04 / 17.10 : linux-firmware vulnerabilities (USN-3505-1) (KRACK)

Low Nessus Plugin ID 105038

Synopsis

The remote Ubuntu host is missing a security-related patch.

Description

Mathy Vanhoef discovered that the firmware for several Intel WLAN devices incorrectly handled WPA2 in relation to Wake on WLAN. A remote attacker could use this issue with key reinstallation attacks to obtain sensitive information. (CVE-2017-13080, CVE-2017-13081).

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 linux-firmware package.

See Also

https://usn.ubuntu.com/3505-1/

Plugin Details

Severity: Low

ID: 105038

File Name: ubuntu_USN-3505-1.nasl

Version: 3.13

Type: local

Agent: unix

Published: 2017/12/06

Updated: 2019/09/18

Dependencies: 12634, 122878

Risk Information

Risk Factor: Low

CVSS v2.0

Base Score: 2.9

Temporal Score: 2.1

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

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

CVSS v3.0

Base Score: 5.3

Temporal Score: 4.6

Vector: CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:linux-firmware, cpe:/o:canonical:ubuntu_linux:14.04, cpe:/o:canonical:ubuntu_linux:16.04, cpe:/o:canonical:ubuntu_linux:17.04, cpe:/o:canonical:ubuntu_linux:17.10

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: 2017/12/06

Vulnerability Publication Date: 2017/10/17

Reference Information

CVE: CVE-2017-13080, CVE-2017-13081

USN: 3505-1

IAVA: 2017-A-0310