Description
FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. This issue affects Clients only. Integer underflow leading to DOS (e.g. abort due to `WINPR_ASSERT` with default compilation flags). When an insufficient blockLen is provided, and proper length validation is not performed, an Integer Underflow occurs, leading to a Denial of Service (DOS) vulnerability. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this vulnerability.
References (8)
Scores
CVSS v3
5.9
EPSS
0.0038
EPSS Percentile
59.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-191
Status
published
Products (6)
debian/debian_linux
10.0
fedoraproject/fedora
37
fedoraproject/fedora
38
fedoraproject/fedora
39
freerdp/freerdp
3.0.0 beta1 (2 CPE variants)
freerdp/freerdp
< 2.11.0
Published
Aug 31, 2023
Tracked Since
Feb 18, 2026