CVE-2022-39347

Missing path sanitation with `drive` channel in FreeRDP

Published Nov 16, 2022 CVSS 3.1 · 2.6 Low EPSS 1.2% KEV · Not listed
Description
FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing path canonicalization and base path check for `drive` channel. A malicious server can trick a FreeRDP based client to read files outside the shared directory. This issue has been addressed in version 2.9.0 and all users are advised to upgrade. Users unable to upgrade should not use the `/drive`, `/drives` or `+home-drive` redirection switch.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3654-1 freerdp2 security update
Debian DLA Debian DLA DLA-4053-1 freerdp2 security update
EUVD EUVD EUVD-2022-41819 FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing path canonicalization and base path check for `drive` channel. A malicious server can trick a FreeRDP based client to read files outside the shared directory. This issue has been addressed in version 2.9.0 and all users are advised to upgrade. Users unable to upgrade should not use the `/drive`, `/drives` or `+home-drive` redirection switch.
Ubuntu USN Ubuntu USN USN-5734-1 FreeRDP vulnerabilities
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00114}

epss

{'score': 0.00105}

Type Values Removed Values Added
Metrics epss

{'score': 0.00198}

epss

{'score': 0.00114}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Nov 3, 2025, 8:35 PM
Reserved
Sep 2, 2022, 12:00 AM
Status
Modified
Published
Nov 16, 2022, 8:15 PM
Modified
Jun 17, 2026, 4:58 AM
Severity
Low
Public date
Nov 16, 2022, 12:00 AM