Cyber Resilience

CVE-2024-32040

High

Published: 22 April 2024

Published
22 April 2024
Modified
03 November 2025
KEV Added
—
Patch
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CVSS Score v3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0130 80.1th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-32040 is a high-severity Wrap or Wraparound (CWE-191) vulnerability in Fedoraproject Fedora. Its CVSS base score is 8.1 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Client Execution (T1203); ranked in the top 19.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

FreeRDP is a free implementation of the Remote Desktop Protocol. FreeRDP based clients that use a version of FreeRDP prior to 3.5.0 or 2.11.6 and have connections to servers using the `NSC` codec are vulnerable to integer underflow. Versions 3.5.0…

more

and 2.11.6 patch the issue. As a workaround, do not use the NSC codec (e.g. use `-nsc`).

CWE(s)
CWE-191

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1203 Exploitation for Client Execution Execution
Adversaries may exploit software vulnerabilities in client applications to execute code.
attack.mitre.org →
Why these techniques?

Integer underflow in FreeRDP RDP client when processing NSC codec enables exploitation for client-side code execution.

Affected Assets

freerdp
freerdp
≤ 2.11.6 · 3.0.0 — 3.5.0
fedoraproject
fedora
38, 39, 40

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References