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CWE

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CVE-2022-39320

Published: Nov 16, 2022

Modified: Nov 3, 2025

PUBLISHED

CVSS v3.1

5.5

MEDIUM

Description

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP may attempt integer addition on too narrow types leads to allocation of a buffer too small holding the data written. A malicious server can trick a FreeRDP based client to read out of bound data and send it back to the server. 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 `/usb` redirection switch.

Vendor	Product	Versions
FreeRDP	FreeRDP	affected `< 2.9.0`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

References

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-qfq2-82qr-7f4j

FEDORA-2022-fd6e43dec8

vendor-advisory

FEDORA-2022-076b1c9978

vendor-advisory

vendor-advisory

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