Amazon Linux 2 : gettext (ALAS-2020-1477)

critical Nessus Plugin ID 139856

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Synopsis

The remote Amazon Linux 2 host is missing a security update.

Description

The version of gettext installed on the remote host is prior to 0.19.8.1-3. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2020-1477 advisory.

An issue was discovered in GNU gettext 0.19.8. There is a double free in default_add_message in read- catalog.c, related to an invalid free in po_gram_parse in po-gram-gen.y, as demonstrated by lt-msgfmt.
(CVE-2018-18751)

Tenable has extracted the preceding description block directly from the tested product 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

Run 'yum update gettext' to update your system.

Plugin Details

Severity: Critical

ID: 139856

File Name: al2_ALAS-2020-1477.nasl

Version: 1.3

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 8/26/2020

Updated: 12/11/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2018-18751

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:gettext-debuginfo, p-cpe:/a:amazon:linux:gettext, p-cpe:/a:amazon:linux:gettext-devel, p-cpe:/a:amazon:linux:emacs-gettext, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:gettext-libs, p-cpe:/a:amazon:linux:gettext-common-devel

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/18/2020

Vulnerability Publication Date: 10/29/2018

Reference Information

CVE: CVE-2018-18751

ALAS: 2020-1477

Detections

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