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CVE

CWE

Training

CVE-2022-39317

Published: Nov 16, 2022

Modified: Apr 23, 2025

PUBLISHED

CVSS v3.1

4.6

MEDIUM

Description

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing a range check for input offset index in ZGFX decoder. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it. This issue has been addressed in version 2.9.0. There are no known workarounds for this issue.

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:H/PR:L/UI:R/S:U/C:L/I:L/A:L

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

References

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-99cm-4gw7-c8jh

FEDORA-2022-fd6e43dec8

vendor-advisory

FEDORA-2022-076b1c9978

vendor-advisory

vendor-advisory

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