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RHEL 8 : freerdp (RHSA-2020:2336)

medium Nessus Plugin ID 136975

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Synopsis

The remote Red Hat host is missing one or more security updates for freerdp.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:2336 advisory.

 FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license.
 The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox.

 Security Fix(es):

 * freerdp: Out-of-bounds write in planar.c (CVE-2020-11521)

 * freerdp: Integer overflow in region.c (CVE-2020-11523)

 * freerdp: Out-of-bounds write in interleaved.c (CVE-2020-11524)

 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 these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL freerdp package based on the guidance in RHSA-2020:2336.

See Also

https://access.redhat.com/errata/RHSA-2020:2336

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

https://bugzilla.redhat.com/show_bug.cgi?id=1836214

https://bugzilla.redhat.com/show_bug.cgi?id=1836226

https://bugzilla.redhat.com/show_bug.cgi?id=1836234

http://www.nessus.org/u?d13b281e

Plugin Details

Severity: Medium

ID: 136975

File Name: redhat-RHSA-2020-2336.nasl

Version: 1.12

Type: local

Agent: unix

Published: 5/30/2020

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: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 6

Temporal Score: 4.7

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

CVSS Score Source: CVE-2020-11524

CVSS v3

Risk Factor: Medium

Base Score: 6.6

Temporal Score: 5.9

Vector: CVSS:3.0/AV:N/AC:H/PR:H/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:redhat:enterprise_linux:freerdp, p-cpe:/a:redhat:enterprise_linux:libwinpr-devel, p-cpe:/a:redhat:enterprise_linux:libwinpr, cpe:/o:redhat:rhel_eus:8.2, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:freerdp-devel, p-cpe:/a:redhat:enterprise_linux:freerdp-libs

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/28/2020

Vulnerability Publication Date: 5/15/2020

Reference Information

CVE: CVE-2020-11521, CVE-2020-11523, CVE-2020-11524

CWE: 125, 190

RHSA: 2020:2336