CVE-2020-4032lowCWE-681

CVE-2020-4032: low-severity vulnerability in FreeRDP

Integer casting vulnerability in `update_recv_secondary_order` in FreeRDP

Published · Updated

Follow this CVE+ Monitor FreeRDP+ Monitor freerdp2

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

8Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 3.1epss 1.8%
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.
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
Affected products
FreeRDP · FreeRDP
Related CVEs — FreeRDP

In the same product, most dangerous first.

CVE-2026-45700HIGHHeap-buffer-overflow write in planar bitmap decoderEPSS 6.1%CVE-2026-44420HIGHFreeRDP cliprdr server heap-buffer-overflow via undersized capabilitySetLength in CB_CLIP_CAPSEPSS 4.6%CVE-2024-32459CRITICALFreeRDP Out-Of-Bounds Read in ncrush_decompressEPSS 3.7%CVE-2022-24882CRITICALServer side NTLM does not properly check parameters in FreeRDPEPSS 2.8%CVE-2022-24883HIGHFreeRDP Server authentication might allow invalid credentials to passEPSS 2.3%CVE-2020-11019MEDIUMOut of bound read in update_recv in FreeRDPEPSS 2.3%