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MEDIUM · 4.8

CVE-2022-39318

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 cra...

Vulnerability 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.

CVSS Score

4.8

MEDIUM

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

Affected Products

VendorProductVersions
FreerdpFreerdp< 2.9.0
FedoraprojectFedora36

Related Weaknesses (CWE)

CWE-20CWE-369

References

FAQ

What is CVE-2022-39318?

CVE-2022-39318 is a vulnerability with a CVSS score of 4.8 (MEDIUM). 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 cra...

How severe is CVE-2022-39318?

CVE-2022-39318 has been rated MEDIUM with a CVSS base score of 4.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-39318?

Check the references section above for vendor advisories and patch information. Affected products include: Freerdp Freerdp, Fedoraproject Fedora.