NewStart CGSL CORE 5.05 / MAIN 5.05 : freerdp Multiple Vulnerabilities (NS-SA-2021-0143)

high Nessus Plugin ID 154493


The remote NewStart CGSL host is affected by multiple vulnerabilities.


The remote NewStart CGSL host, running version CORE 5.05 / MAIN 5.05, has freerdp packages installed that are affected by multiple vulnerabilities:

- libfreerdp/codec/planar.c in FreeRDP version > 1.0 through 2.0.0-rc4 has an Out-of-bounds Write.

- libfreerdp/gdi/region.c in FreeRDP versions > 1.0 through 2.0.0-rc4 has an Integer Overflow.

- libfreerdp/codec/interleaved.c in FreeRDP versions > 1.0 through 2.0.0-rc4 has an Out-of-bounds Write.

- An issue was discovered in FreeRDP before 2.1.1. An out-of-bounds (OOB) write vulnerability has been detected in crypto_rsa_common in libfreerdp/crypto/crypto.c. (CVE-2020-13398)

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


Upgrade the vulnerable CGSL freerdp packages. Note that updated packages may not be available yet. Please contact ZTE for more information.

See Also

Plugin Details

Severity: High

ID: 154493

File Name: newstart_cgsl_NS-SA-2021-0143_freerdp.nasl

Version: 1.3

Type: local

Published: 10/27/2021

Updated: 11/27/2023

Supported Sensors: Nessus

Risk Information


Risk Factor: Medium

Score: 6.7


Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.1

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

CVSS Score Source: CVE-2020-13398


Risk Factor: High

Base Score: 8.3

Temporal Score: 7.5

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

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

Vulnerability Information

CPE: p-cpe:/a:zte:cgsl_core:freerdp, p-cpe:/a:zte:cgsl_core:freerdp-debuginfo, p-cpe:/a:zte:cgsl_core:freerdp-devel, p-cpe:/a:zte:cgsl_core:freerdp-libs, p-cpe:/a:zte:cgsl_core:libwinpr, p-cpe:/a:zte:cgsl_core:libwinpr-devel, p-cpe:/a:zte:cgsl_main:freerdp, p-cpe:/a:zte:cgsl_main:freerdp-debuginfo, p-cpe:/a:zte:cgsl_main:freerdp-devel, p-cpe:/a:zte:cgsl_main:freerdp-libs, p-cpe:/a:zte:cgsl_main:libwinpr, p-cpe:/a:zte:cgsl_main:libwinpr-devel, cpe:/o:zte:cgsl_core:5, cpe:/o:zte:cgsl_main:5

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/24/2021

Vulnerability Publication Date: 5/15/2020

Reference Information

CVE: CVE-2020-11521, CVE-2020-11523, CVE-2020-11524, CVE-2020-13398