Scientific Linux Security Update : wpa_supplicant on SL7.x x86_64 (20171018) (KRACK)

medium Nessus Plugin ID 103960
New! Vulnerability Priority Rating (VPR)

Tenable calculates a dynamic VPR for every vulnerability. VPR combines vulnerability information with threat intelligence and machine learning algorithms to predict which vulnerabilities are most likely to be exploited in attacks. Read more about what VPR is and how it is different from CVSS.

VPR Score: 6

Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

Security Fix(es) :

- A new exploitation technique called key reinstallation attacks (KRACK) affecting WPA2 has been discovered. A remote attacker within Wi-Fi range could exploit these attacks to decrypt Wi-Fi traffic or possibly inject forged Wi-Fi packets by manipulating cryptographic handshakes used by the WPA2 protocol. (CVE-2017-13077, CVE-2017-13078, CVE-2017-13080, CVE-2017-13082, CVE-2017-13086, CVE-2017-13087, CVE-2017-13088)

Solution

Update the affected wpa_supplicant and / or wpa_supplicant-debuginfo packages.

See Also

http://www.nessus.org/u?f741da50

Plugin Details

Severity: Medium

ID: 103960

File Name: sl_20171018_wpa_supplicant_on_SL7_x.nasl

Version: 3.12

Type: local

Agent: unix

Published: 10/19/2017

Updated: 1/14/2021

Dependencies: ssh_get_info.nasl

Risk Information

Risk Factor: Medium

VPR Score: 6

CVSS v2.0

Base Score: 5.8

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

CVSS v3.0

Base Score: 8.1

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

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:wpa_supplicant, p-cpe:/a:fermilab:scientific_linux:wpa_supplicant-debuginfo, x-cpe:/o:fermilab:scientific_linux

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RedHat/release, Host/RedHat/rpm-list

Patch Publication Date: 10/18/2017

Vulnerability Publication Date: 10/17/2017

Reference Information

CVE: CVE-2017-13077, CVE-2017-13078, CVE-2017-13080, CVE-2017-13082, CVE-2017-13086, CVE-2017-13087, CVE-2017-13088

IAVA: 2017-A-0310