CVE-2020-4031

Severity CVSS v4.0:

Pending analysis

Type:

CWE-416 Use After Free

Publication date:

22/06/2020

Last modified:

07/11/2023

Description

In FreeRDP before version 2.1.2, there is a use-after-free in gdi_SelectObject. All FreeRDP clients using compatibility mode with /relax-order-checks are affected. This is fixed in version 2.1.2.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

7.50

Severity 3.x

HIGH

Vector 2.0

AV:N/AC:M/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0

4.30

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:freerdp:freerdp::::::::		2.1.2 (excluding)
cpe:2.3:o:fedoraproject:fedora:31:::::::*
cpe:2.3:o:fedoraproject:fedora:32:::::::*
cpe:2.3:o:opensuse:leap:15.1:::::::*
cpe:2.3:o:canonical:ubuntu_linux:18.04::::esm:::
cpe:2.3:o:canonical:ubuntu_linux:20.04::::lts:::
cpe:2.3:o:debian:debian_linux:10.0:::::::*

To consult the complete list of CPE names with products and versions, see this page

CPE	From	Up to
cpe:2.3:a:freerdp:freerdp::::::::		2.1.2 (excluding)
cpe:2.3:o:fedoraproject:fedora:31:::::::*
cpe:2.3:o:fedoraproject:fedora:32:::::::*
cpe:2.3:o:opensuse:leap:15.1:::::::*
cpe:2.3:o:canonical:ubuntu_linux:18.04::::esm:::
cpe:2.3:o:canonical:ubuntu_linux:20.04::::lts:::
cpe:2.3:o:debian:debian_linux:10.0:::::::*

CVE-2020-4031

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools