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CVE-2023-40574 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CNA: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/FreeRDP/FreeRDP/blob/5be5553e0da72178a4b94cc1ffbdace9ceb153e5/libfreerdp/primitives/prim_YUV.c#L414-L445	CVE	Issue Tracking
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-422p-gj6x-93cw	CVE	ExploitVendor Advisory
https://security.gentoo.org/glsa/202401-16	CVE
https://github.com/FreeRDP/FreeRDP/blob/5be5553e0da72178a4b94cc1ffbdace9ceb153e5/libfreerdp/primitives/prim_YUV.c#L414-L445	[email protected]	Issue Tracking
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-422p-gj6x-93cw	[email protected]	ExploitVendor Advisory
https://security.gentoo.org/glsa/202401-16	[email protected]

see all 6 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-787	Out-of-bounds Write	[email protected]

Affected Products

Product	Versions
freerdp freerdp	3.0.0 beta1 3.0.0 beta2
CPE cpe:2.3:a:freerdp:freerdp:3.0.0:beta1:::::: cpe:2.3:a:freerdp:freerdp:3.0.0:beta2:::::: Remediation No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Jan 12, 2024	CVE Modified	[email protected]
Sep 7, 2023	Initial Analysis	[email protected]