CVE-2024-32040

FreeRDP vulnerable to integer underflow in nsc_rle_decode

Published Apr 22, 2024 CVSS 3.1 · 8.1 High EPSS 1.9% KEV · Not listed
Description
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 and 2.11.6 patch the issue. As a workaround, do not use the NSC codec (e.g. use `-nsc`).

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4053-1 freerdp2 security update
EUVD EUVD EUVD-2024-29874 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 and 2.11.6 patch the issue. As a workaround, do not use the NSC codec (e.g. use `-nsc`).
Ubuntu USN Ubuntu USN USN-6749-1 FreeRDP vulnerabilities
Ubuntu USN Ubuntu USN USN-7341-1 FreeRDP vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Fedoraproject
Fedoraproject fedora
Freerdp
Freerdp freerdp
CPEs cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*
Vendors & Products Fedoraproject
Fedoraproject fedora
Freerdp
Freerdp freerdp
Type Values Removed Values Added
First Time appeared Redhat
Redhat enterprise Linux
CPEs cpe:/a:redhat:enterprise_linux:9
Vendors & Products Redhat
Redhat enterprise Linux
Weaknesses
  • CWE-191

    Integer Underflow (Wrap or Wraparound)

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Nov 3, 2025, 8:37 PM
Reserved
Apr 9, 2024, 3:29 PM
Status
Modified
Published
Apr 22, 2024, 9:15 PM
Modified
Jun 17, 2026, 7:29 AM
Severity
Low
Public date
Apr 22, 2024, 12:00 AM