Description
FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Integer-Underflow leading to Out-Of-Bound Read in the `zgfx_decompress_segment` function. In the context of `CopyMemory`, it's possible to read data beyond the transmitted packet range and likely cause a crash. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this issue.
Published: 2023-08-31
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-3606-1 freerdp2 security update
Debian DLA Debian DLA DLA-4053-1 freerdp2 security update
EUVD EUVD EUVD-2023-44781 FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Integer-Underflow leading to Out-Of-Bound Read in the `zgfx_decompress_segment` function. In the context of `CopyMemory`, it's possible to read data beyond the transmitted packet range and likely cause a crash. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this issue.
Ubuntu USN Ubuntu USN USN-6401-1 FreeRDP vulnerabilities
History

Mon, 03 Nov 2025 21:30:00 +0000

Type Values Removed Values Added
References

Tue, 15 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.0008}

epss

{'score': 0.00074}


Mon, 14 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00112}

epss

{'score': 0.0008}


Subscriptions

Debian Debian Linux
Fedoraproject Fedora
Freerdp Freerdp
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2025-11-03T20:35:49.526Z

Reserved: 2023-08-09T15:26:41.052Z

Link: CVE-2023-40181

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2023-08-31T22:15:07.860

Modified: 2025-11-03T21:16:00.247

Link: CVE-2023-40181

cve-icon Redhat

Severity : Low

Publid Date: 2023-09-01T00:00:00Z

Links: CVE-2023-40181 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses