RHEL 8 : wpa_supplicant (RHSA-2021:1686)

high Nessus Plugin ID 149694

Synopsis

The remote Red Hat host is missing a security update.

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2021:1686 advisory.

The wpa_supplicant packages contain an 802.1X Supplicant with support for WEP, WPA, WPA2 (IEEE 802.11i / RSN), and various EAP authentication methods. They implement key negotiation with a WPA Authenticator for client stations and controls the roaming and IEEE 802.11 authentication and association of the WLAN driver.

Security Fix(es):

* wpa_supplicant: P2P group information processing vulnerability (CVE-2021-0326)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.4 Release Notes linked from the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected wpa_supplicant package.

See Also

http://www.nessus.org/u?862005a9

http://www.nessus.org/u?fe5389c8

https://access.redhat.com/security/updates/classification/#moderate

https://access.redhat.com/errata/RHSA-2021:1686

https://bugzilla.redhat.com/show_bug.cgi?id=1693684

https://bugzilla.redhat.com/show_bug.cgi?id=1888050

https://bugzilla.redhat.com/show_bug.cgi?id=1888718

https://bugzilla.redhat.com/show_bug.cgi?id=1916394

https://bugzilla.redhat.com/show_bug.cgi?id=1925152

Plugin Details

Severity: High

ID: 149694

File Name: redhat-RHSA-2021-1686.nasl

Version: 1.12

Type: local

Agent: unix

Published: 5/19/2021

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: High

Base Score: 7.9

Temporal Score: 6.2

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

CVSS Score Source: CVE-2021-0326

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:wpa_supplicant, cpe:/o:redhat:enterprise_linux:8

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/18/2021

Vulnerability Publication Date: 2/4/2021

Reference Information

CVE: CVE-2021-0326

CWE: 120

RHSA: 2021:1686