Debian DLA-2825-1 : libmodbus - LTS security update

critical Nessus Plugin ID 155675

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Synopsis

The remote Debian host is missing one or more security-related updates.

Description

The remote Debian 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-2825 advisory.

Two issues have been found in libmodbus, a library for the Modbus protocol. Both issues are related to out of bound reads, which could result in a denial of service or other unspecified impact. For Debian 9 stretch, these problems have been fixed in version 3.0.6-2+deb9u1. We recommend that you upgrade your libmodbus packages. For the detailed security status of libmodbus please refer to its security tracker page at: https://security-tracker.debian.org/tracker/libmodbus Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS

Tenable has extracted the preceding description block directly from the Debian security advisory.

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

Solution

Upgrade the libmodbus packages.

For Debian 9 stretch, these problems have been fixed in version 3.0.6-2+deb9u1.

Plugin Details

Severity: Critical

ID: 155675

File Name: debian_DLA-2825.nasl

Version: 1.4

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 11/23/2021

Updated: 1/24/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

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

CVSS Score Source: CVE-2019-14463

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libmodbus-dev, cpe:/o:debian:debian_linux:9.0, p-cpe:/a:debian:debian_linux:libmodbus5

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 11/22/2021

Vulnerability Publication Date: 7/31/2019

Reference Information

CVE: CVE-2019-14462, CVE-2019-14463

Detections

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