RHEL 8 : libarchive (RHSA-2020:0246)

high Nessus Plugin ID 133287

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Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:0246 advisory.

The libarchive programming library can create and read several different streaming archive formats, including GNU tar, cpio, and ISO 9660 CD-ROM images. Libarchive is used notably in the bsdtar utility, scripting language bindings such as python-libarchive, and several popular desktop file managers.

Security Fix(es):

* libarchive: use-after-free in archive_read_format_rar_read_data when there is an error in the decompression of an archive entry (CVE-2019-18408)

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.

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 libarchive package based on the guidance in RHSA-2020:0246.

Plugin Details

Severity: High

ID: 133287

File Name: redhat-RHSA-2020-0246.nasl

Version: 1.10

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 1/28/2020

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: Low

Score: 3.6

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2019-18408

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:bsdtar, p-cpe:/a:redhat:enterprise_linux:libarchive, cpe:/o:redhat:rhel_e4s:8.0

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: 1/27/2020

Vulnerability Publication Date: 10/24/2019

Reference Information

CVE: CVE-2019-18408

CWE: 416

RHSA: 2020:0246

Detections

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