Debian DLA-2705-1 : scilab - LTS security update

high Nessus Plugin ID 151480

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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-2705 advisory.

Multiple issues have been discovered in scilab, particularly in ezXML embedded library: CVE-2021-30485 Descriptionincorrect memory handling, leading to a NULL pointer dereference in ezxml_internal_dtd() CVE-2021-31229 Out-of-bounds write in ezxml_internal_dtd() leading to out-of-bounds write of a one byte constant CVE-2021-31347, CVE-2021-31348 incorrect memory handling in ezxml_parse_str() leading to out-of- bounds read CVE-2021-31598 Out-of-bounds write in ezxml_decode() leading to heap corruption For Debian 9 stretch, these problems have been fixed in version 5.5.2-4+deb9u1. We recommend that you upgrade your scilab packages. For the detailed security status of scilab please refer to its security tracker page at:
https://security-tracker.debian.org/tracker/scilab 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 scilab packages.

For Debian 9 stretch, these problems have been fixed in version 5.5.2-4+deb9u1.

Plugin Details

Severity: High

ID: 151480

File Name: debian_DLA-2705.nasl

Version: 1.4

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 7/8/2021

Updated: 1/24/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2021-31598

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:scilab, p-cpe:/a:debian:debian_linux:scilab-full-bin-dbg, p-cpe:/a:debian:debian_linux:scilab-doc-fr, p-cpe:/a:debian:debian_linux:scilab-doc, p-cpe:/a:debian:debian_linux:scilab-doc-ja, cpe:/o:debian:debian_linux:9.0, p-cpe:/a:debian:debian_linux:scilab-minimal-bin, p-cpe:/a:debian:debian_linux:scilab-cli, p-cpe:/a:debian:debian_linux:scilab-data, p-cpe:/a:debian:debian_linux:scilab-doc-pt-br, p-cpe:/a:debian:debian_linux:scilab-test, p-cpe:/a:debian:debian_linux:scilab-minimal-bin-dbg, p-cpe:/a:debian:debian_linux:scilab-include, p-cpe:/a:debian:debian_linux:scilab-full-bin

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/8/2021

Vulnerability Publication Date: 4/11/2021

Reference Information

CVE: CVE-2021-30485, CVE-2021-31229, CVE-2021-31347, CVE-2021-31348, CVE-2021-31598

Detections

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