RHEL 8 : fribidi (RHSA-2020:0291)

high Nessus Plugin ID 133383

Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:0291 advisory.

A library to handle bidirectional scripts (for example Hebrew, Arabic), so that the display is done in the proper way, while the text data itself is always written in logical order.

Security Fix(es):

* fribidi: buffer overflow in fribidi_get_par_embedding_levels_ex() in lib/fribidi-bidi.c leading to denial of service and possible code execution (CVE-2019-18397)

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 fribidi package based on the guidance in RHSA-2020:0291.

See Also

http://www.nessus.org/u?8c2bc79a

https://access.redhat.com/security/updates/classification/#important

https://access.redhat.com/errata/RHSA-2020:0291

https://bugzilla.redhat.com/show_bug.cgi?id=1768750

Plugin Details

Severity: High

ID: 133383

File Name: redhat-RHSA-2020-0291.nasl

Version: 1.10

Type: local

Agent: unix

Published: 1/31/2020

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2019-18397

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:fribidi, p-cpe:/a:redhat:enterprise_linux:fribidi-devel, 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: 1/30/2020

Vulnerability Publication Date: 11/13/2019

Reference Information

CVE: CVE-2019-18397

CWE: 400

RHSA: 2020:0291