Detections
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AlmaLinux 8 : NetworkManager (ALSA-2021:4361)

medium Nessus Plugin ID 157568

Synopsis

The remote AlmaLinux host is missing a security update.

Description

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2021:4361 advisory.

 - An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server. (CVE-2020-13529)

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 packages.

See Also

https://errata.almalinux.org/8/ALSA-2021-4361.html

Plugin Details

Severity: Medium

ID: 157568

File Name: alma_linux_ALSA-2021-4361.nasl

Version: 1.4

Type: local

Published: 2/9/2022

Updated: 11/10/2023

Supported Sensors: Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Low

Base Score: 2.9

Temporal Score: 2.3

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

CVSS Score Source: CVE-2020-13529

CVSS v3

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 5.5

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

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

Vulnerability Information

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

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/9/2021

Vulnerability Publication Date: 5/10/2021

Reference Information

CVE: CVE-2020-13529