CVE-2022-39282

freerdp: clients using `/parallel` command line switch might read uninitialized data

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Severity

Moderate

Red Hat Product Security

7.5

CVSS 3.1

Review impact separately from score.

Published · October 13, 2022

Updated · November 21, 2025

Description

A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information.

Statement

FreeRDP based server implementations are not affected.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Workaround: Do not use parallel port redirection (/parallel command line switch)

CVSS / CWE

CVSS 3.1 · 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CWE-908 · Use of Uninitialized Resource