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CVE-2022-39318

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CVE-2022-39318

Published: Nov 16, 2022

Modified: Nov 3, 2025

PUBLISHED

CVSS v3.1

4.8

MEDIUM

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.

VendorProductVersions

FreeRDP

FreeRDP

affected
< 2.9.0

Weaknesses (CWE)

CWE-20
CWE-369

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

FEDORA-2022-fd6e43dec8
vendor-advisory
FEDORA-2022-076b1c9978
vendor-advisory
GLSA-202401-16
vendor-advisory

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