Detections
Analytics

CVE-2020-4031

high

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.

References

https://usn.ubuntu.com/4481-1/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XOZLH35OJWIQLM7FYDXAP2EAUBDXE76V/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6Y35HBHG2INICLSGCIKNAR7GCXEHQACQ/

https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-gwcq-hpq2-m74g

https://github.com/FreeRDP/FreeRDP/commit/6d86e20e1e7caaab4f0c7f89e36d32914dbccc52

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.html

https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-25296

http://www.freerdp.com/2020/06/22/2_1_2-released

Details

Source: Mitre, NVD

Published: 2020-06-22

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 4.3

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

Severity: Medium

CVSS v3

Base Score: 7.5

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

Severity: High

EPSS

EPSS: 0.00283