CVE-2022-39318

MEDIUM

Freerdp < 2.9.0 - Divide By Zero

Title source: rule

Description

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing input validation in `urbdrc` channel. A malicious server can trick a FreeRDP based client to crash with division by zero. This issue has been addressed in version 2.9.0. All users are advised to upgrade. Users unable to upgrade should not use the `/usb` redirection switch.

References (7)

[Patch, Third Party Advisory] https://github.com/FreeRDP/FreeRDP/commit/80adde17ddc4b596ed1dae0922a0c54ab3d4b8ea

View Patch ZIP pw:eip

[Third Party Advisory] https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-387j-8j96-7q35

[Mailing List] https://lists.debian.org/debian-lts-announce/2023/11/msg00010.html

[Mailing List] https://lists.debian.org/debian-lts-announce/2025/02/msg00016.html

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UDOTAOJBCZKREZJPT6VZ25GESI5T6RBG/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YGQN3OWQNHSMWKOF4D35PF5ASKNLC74B/

[Third Party Advisory] https://security.gentoo.org/glsa/202401-16

Scores

CVSS v3 4.8

EPSS 0.0015

EPSS Percentile 35.4%

Attack Vector NETWORK

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

Classification

CWE

CWE-369 CWE-20

Status published

Affected Products (3)

freerdp/freerdp < 2.9.0

fedoraproject/fedora

fedoraproject/fedora

Timeline

Published Nov 16, 2022

Tracked Since Feb 18, 2026