CVE-2022-23481: Out-of-Bound Read in xrdp

Published Dec 9, 2022
·
Updated

xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP). xrdp < v0.9.21 contain a Out of Bound Read in xrdpcapsprocessconfirmactive() function. There are no known workarounds for this issue. Users are advised to upgrade.

Affected Software

3 affected componentsFixes available
debian/xrdp<=0.9.9-1+deb10u1
0.9.9-1+deb10u30.9.21.1-1~deb11u10.9.21.1-1
Neutrinolabs Xrdp<0.9.21
Debian Debian Linux=11.0

Event History

Dec 9, 2022
CVE Published
via MITRE·05:50 PM
Data Sourced
via MITRE·05:50 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is CVE-2022-23481?

CVE-2022-23481 is a vulnerability in xrdp, an open-source project that provides graphical login to remote machines using Microsoft RDP.

2

How does CVE-2022-23481 affect xrdp?

CVE-2022-23481 affects xrdp versions prior to 0.9.21 and can lead to an out-of-bounds read in the xrdp_caps_process_confirm_active() function.

3

What is the severity of CVE-2022-23481?

CVE-2022-23481 has a severity rating of 9.1, which is considered critical.

4

Is there a workaround for CVE-2022-23481?

There are currently no known workarounds for CVE-2022-23481. Users are advised to upgrade to xrdp version 0.9.21 or higher.

5

How do I fix CVE-2022-23481?

To fix CVE-2022-23481, you should upgrade xrdp to version 0.9.21 or later.

Contact

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