RHEL 8 : NetworkManager (RHSA-2020:3011)

medium Nessus Plugin ID 138806

Synopsis

The remote Red Hat host is missing a security update for NetworkManager.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:3011 advisory.

NetworkManager is a system network service that manages network devices and connections, attempting to keep active network connectivity when available. Its capabilities include managing Ethernet, wireless, mobile broadband (WWAN), and PPPoE devices, as well as providing VPN integration with a variety of different VPN services.

Security Fix(es):

* NetworkManager: user configuration not honoured leaving the connection unauthenticated via insecure defaults (CVE-2020-10754)

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.

Bug Fix(es):

* NetworkManager doesn't reconnect after DHCP failure (BZ#1843357)

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 RHEL NetworkManager package based on the guidance in RHSA-2020:3011.

See Also

http://www.nessus.org/u?94b9c9cd

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

https://access.redhat.com/errata/RHSA-2020:3011

https://bugzilla.redhat.com/show_bug.cgi?id=1841041

https://bugzilla.redhat.com/show_bug.cgi?id=1843357

Plugin Details

Severity: Medium

ID: 138806

File Name: redhat-RHSA-2020-3011.nasl

Version: 1.11

Type: local

Agent: unix

Published: 7/21/2020

Updated: 11/5/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 1.4

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

CVSS Score Source: CVE-2020-10754

CVSS v3

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.8

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:networkmanager-bluetooth, p-cpe:/a:redhat:enterprise_linux:networkmanager-ovs, p-cpe:/a:redhat:enterprise_linux:networkmanager-team, p-cpe:/a:redhat:enterprise_linux:networkmanager, p-cpe:/a:redhat:enterprise_linux:networkmanager-wwan, p-cpe:/a:redhat:enterprise_linux:networkmanager-wifi, p-cpe:/a:redhat:enterprise_linux:networkmanager-tui, p-cpe:/a:redhat:enterprise_linux:networkmanager-config-connectivity-redhat, p-cpe:/a:redhat:enterprise_linux:networkmanager-cloud-setup, p-cpe:/a:redhat:enterprise_linux:networkmanager-libnm, p-cpe:/a:redhat:enterprise_linux:networkmanager-ppp, p-cpe:/a:redhat:enterprise_linux:networkmanager-adsl, cpe:/o:redhat:rhel_eus:8.2, p-cpe:/a:redhat:enterprise_linux:networkmanager-config-server, p-cpe:/a:redhat:enterprise_linux:networkmanager-dispatcher-routing-rules, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:networkmanager-libnm-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/21/2020

Vulnerability Publication Date: 5/29/2020

Reference Information

CVE: CVE-2020-10754

CWE: 306

RHSA: 2020:3011