Stack-based buffer overflow in xrdp - CVE-2025-68670

Vulnerability identifier: #VU122100

CSH Severity: High

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

CVE-ID: CVE-2025-68670

CWE-ID: CWE-121

Exploitation vector: Remote access

Exploit availability: No public exploit available

Affected software:
xrdp
SUSE Linux Enterprise Server 15 SP5
Debian Linux
SUSE Linux Enterprise Server 15 SP6
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Desktop 15
Fedora
Basesystem Module
openSUSE Leap
Ubuntu
Anolis OS
xrdp (Ubuntu package)
xrdp
xrdp-debugsource
xrdp-debuginfo
xrdp-devel
librfxencode0-debuginfo
librfxencode0
libpainter0
libpainter0-debuginfo
xrdp (Debian package)
xrdp-selinux
xrdp-doc

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error. A remote unauthenticated attacker can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Install updates from vendor's website.

• https://github.com/neutrinolabs/xrdp/security/advisories/GHSA-rwvg-gp87-gh6f