CentOS 8 : freerdp (CESA-2021:4622)

high Nessus Plugin ID 155557


The remote CentOS host is missing one or more security updates.


The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2021:4622 advisory.

- freerdp: improper client input validation for gateway connections allows to overwrite memory (CVE-2021-41159)

- freerdp: improper region checks in all clients allow out of bound write to memory (CVE-2021-41160)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.


Update the affected packages.

See Also


Plugin Details

Severity: High

ID: 155557

File Name: centos8_RHSA-2021-4622.nasl

Version: 1.2

Type: local

Agent: unix

Published: 11/18/2021

Updated: 11/18/2021

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

Risk Information

CVSS Score Source: CVE-2021-41160


Risk Factor: Medium

Score: 5.9


Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

Temporal Vector: E:U/RL:OF/RC:C


Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:freerdp, p-cpe:/a:centos:centos:freerdp-devel, p-cpe:/a:centos:centos:freerdp-libs, p-cpe:/a:centos:centos:libwinpr, p-cpe:/a:centos:centos:libwinpr-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/11/2021

Vulnerability Publication Date: 10/21/2021

Reference Information

CVE: CVE-2021-41159, CVE-2021-41160

RHSA: 2021:4622