CVE-2020-4032

Integer casting vulnerability in `update_recv_secondary_order` in FreeRDP

Description

In FreeRDP before version 2.1.2, there is an integer casting vulnerability in update_recv_secondary_order. All clients with +glyph-cache /relax-order-checks are affected. This is fixed in version 2.1.2.

Category

3.1
CVSS
Severity: Low
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.34%
Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory ubuntu.com Vendor Advisory freerdp.com
Affected: FreeRDP FreeRDP
Published at:
Updated at:

References

Link Tags
http://www.freerdp.com/2020/06/22/2_1_2-released release notes vendor advisory
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-3898-mc89-x2vc third party advisory mitigation
https://github.com/FreeRDP/FreeRDP/commit/e7bffa64ef5ed70bac94f823e2b95262642f5296 third party advisory patch
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.html third party advisory vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6Y35HBHG2INICLSGCIKNAR7GCXEHQACQ/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XOZLH35OJWIQLM7FYDXAP2EAUBDXE76V/ vendor advisory
https://usn.ubuntu.com/4481-1/ third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2020-4032?
CVE-2020-4032 has been scored as a low severity vulnerability.
How to fix CVE-2020-4032?
To fix CVE-2020-4032, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-4032 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-4032 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-4032?
CVE-2020-4032 affects FreeRDP FreeRDP.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.