CVE-2022-39318

MEDIUM

Published 2022-11-16T00:00:00

Actions:

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CVSS Score

V3.1

4.8

/10

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

Base Score Metrics

Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14

0.002

probability

of exploitation in the wild

There is a 0.2% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25

Exploit Probability

Percentile: 0.396

Higher than 39.6% of all CVEs

Attack Vector Metrics

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Impact Metrics

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

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.