Out-of-bounds read in FreeRDP - CVE-2022-41877

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Main Vulnerability Database Vulnerabilities #VU69590

Out-of-bounds read in FreeRDP - CVE-2022-41877

Published: November 25, 2022


Vulnerability identifier: #VU69590
CSH Severity: Low
CVSS v4: 2.1 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-41877
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the drive channel. A malicious server can trick a FreeRDP based client to read out of bound data and send it back to the server.


Affected software

FreeRDP
Gentoo Linux
Oracle Linux
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
Red Hat Enterprise Linux for IBM z Systems
Anolis OS
Red Hat CodeReady Linux Builder for IBM z Systems
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat CodeReady Linux Builder for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for x86_64
SUSE Linux Enterprise Workstation Extension
SUSE Linux Enterprise Server for SAP Applications
SUSE Linux Enterprise Server
SUSE Linux Enterprise Desktop
SUSE Linux Enterprise Software Development Kit
Slackware Linux
SUSE Linux Enterprise High Performance Computing
openSUSE Leap
Ubuntu
openEuler
Fedora
SUSE Linux Enterprise Module for Packagehub Subpackages
libfreerdp2-2 (Ubuntu package)
freerdp-devel
freerdp
freerdp-debuginfo
freerdp-debugsource
freerdp-proxy
freerdp-server
libfreerdp2
libfreerdp2-debuginfo
libwinpr2
libwinpr2-debuginfo
winpr2-devel
freerdp (Red Hat package)
freerdp-doc
freerdp-libs
libwinpr
libwinpr-devel
uwac0-0-devel
freerdp-proxy-debuginfo
freerdp-server-debuginfo
freerdp-wayland
freerdp-wayland-debuginfo
libuwac0-0
libuwac0-0-debuginfo
freerdp-help
net-misc/freerdp

How to mitigate CVE-2022-41877

Install updates from vendor's website.

FreeRDP - update to 2.9.0
libfreerdp2-2 (Ubuntu package) - addressed in versions Ubuntu Pro, 2.2.0+dfsg1-0ubuntu0.20.04.6, 2.6.1+dfsg1-3ubuntu2.5, 2.10.0+dfsg1-1ubuntu0.3, 2.10.0+dfsg1-1.1ubuntu1.1
freerdp-devel - addressed in versions 2.1.2-12.35.1, 2.4.0-150400.3.18.1
freerdp - addressed in versions 2.1.2-12.35.1, 2.4.0-150400.3.18.1
freerdp-debuginfo - addressed in versions 2.1.2-12.35.1, 2.4.0-150400.3.18.1
freerdp-debugsource - addressed in versions 2.1.2-12.35.1, 2.4.0-150400.3.18.1
freerdp-proxy - addressed in versions 2.1.2-12.35.1, 2.4.0-150400.3.18.1
freerdp-server - addressed in versions 2.1.2-12.35.1, 2.4.0-150400.3.18.1
libfreerdp2 - addressed in versions 2.1.2-12.35.1, 2.4.0-150400.3.18.1
libfreerdp2-debuginfo - addressed in versions 2.1.2-12.35.1, 2.4.0-150400.3.18.1
libwinpr2 - addressed in versions 2.1.2-12.35.1, 2.4.0-150400.3.18.1
libwinpr2-debuginfo - addressed in versions 2.1.2-12.35.1, 2.4.0-150400.3.18.1
winpr2-devel - addressed in versions 2.1.2-12.35.1, 2.4.0-150400.3.18.1
freerdp (Red Hat package) - addressed in versions 2.2.0-10.el8, 2.4.1-5.el9
freerdp-doc - update to 2.2.0-10.0.1
freerdp - update to 2.2.0-10.0.1
freerdp-devel - update to 2.2.0-10.0.1
freerdp-libs - update to 2.2.0-10.0.1
libwinpr - update to 2.2.0-10.0.1
libwinpr-devel - update to 2.2.0-10.0.1
uwac0-0-devel - update to 2.4.0-150400.3.18.1
freerdp-proxy-debuginfo - update to 2.4.0-150400.3.18.1
freerdp-server-debuginfo - update to 2.4.0-150400.3.18.1
freerdp-wayland - update to 2.4.0-150400.3.18.1
freerdp-wayland-debuginfo - update to 2.4.0-150400.3.18.1
libuwac0-0 - update to 2.4.0-150400.3.18.1
libuwac0-0-debuginfo - update to 2.4.0-150400.3.18.1
freerdp-help - update to 2.8.1-2
freerdp-devel - update to 2.8.1-2
libwinpr-devel - update to 2.8.1-2
freerdp-debuginfo - update to 2.8.1-2
freerdp-debugsource - update to 2.8.1-2
libwinpr - update to 2.8.1-2
freerdp - update to 2.8.1-2
freerdp - update to 2.9.0
freerdp - addressed in versions 2.9.0-1.fc35, 2.9.0-1.fc36, 2.9.0-1.fc37
net-misc/freerdp - update to 2.11.0

External References

Related Security Bulletins