CVE-2022-23484

Name: CVE-2022-23484
Creator: NVD / NIST
Published: 2022-12-09T18:15:17.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.72%

Last modified Jun 17, 2026

CVE-2022-23484 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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 Integer Overflow in xrdp_mm_process_rail_update_window_text() function. There are no known workarounds for this issue. EPSS estimates a 0.72% chance of exploitation in the next 30 days.

Description

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 Integer Overflow in xrdp_mm_process_rail_update_window_text() function. There are no known workarounds for this issue. Users are advised to upgrade.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.72%

49.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-190

Affected Software

Vendor	Product	Versions
Neutrinolabs	Xrdp	< 0.9.21
Debian	Debian Linux	11.0

References

https://github.com/neutrinolabs/xrdp/security/advisories/GHSA-rqfx-5fv8-q9c6Third Party Advisory
https://www.debian.org/security/2023/dsa-5502Third Party Advisory
https://github.com/neutrinolabs/xrdp/security/advisories/GHSA-rqfx-5fv8-q9c6Third Party Advisory
https://www.debian.org/security/2023/dsa-5502Third Party Advisory

Timeline

Published: Dec 9, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-23484?

How severe is CVE-2022-23484?

CVE-2022-23484 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.72% probability of exploitation in the next 30 days.

How do I fix CVE-2022-23484?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-23484?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST