CVE-2023-40574 | BDVDB-2026-210831 Detail

FreeRDPFreeRDP

Description#

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Out-Of-Bounds Write in the `writePixelBGRX` function. This issue is likely down to incorrect calculations of the `nHeight` and `srcStep` variables. This issue has been addressed in version 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this issue.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact low, availability impact low. Attack vector: network.

Weaknesses#

CWE-787 Out-of-bounds Write

References#

Exploit#

No public exploit known

History#

Version 12023-08-31Record published in the CVE List.
Version 22025-02-13Most recent update recorded in the CVE List.

Published

Published: 2023-08-31
Last modified: 2025-02-13

Vendor information

Vendor: FreeRDP
Product: FreeRDP

All FreeRDP vulnerabilities

Score

6.5 Medium

EPSS

1.2%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 68.6.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= 3.0.0-beta1, < 3.0.0-beta3
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

6.5 Medium

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	Low
Availability	Low

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).