CVE-2022-23478: Out of Bound Write in xrdp
First published: Fri Dec 09 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 Write in xrdp_mm_trans_process_drdynvc_channel_open() function. There are no known workarounds for this issue. Users are advised to upgrade.
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/xrdp | <=0.9.9-1+deb10u1 | 0.9.9-1+deb10u3 0.9.21.1-1~deb11u1 0.9.21.1-1 |
| Neutrinolabs Xrdp | <0.9.21 | |
| Debian Debian Linux | =11.0 |
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Reference Links
Frequently Asked Questions
What is CVE-2022-23478?
CVE-2022-23478 is a vulnerability in xrdp version <0.9.21 that allows for an out-of-bounds write in the xrdp_mm_trans_process_drdynvc_channel_open() function.
How does CVE-2022-23478 affect xrdp?
CVE-2022-23478 affects xrdp versions prior to 0.9.21.
What is xrdp?
xrdp is an open source project that provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP).
What is the severity of CVE-2022-23478?
The severity of CVE-2022-23478 is critical with a CVSS score of 9.8.
How can I fix CVE-2022-23478?
To fix CVE-2022-23478, users should update xrdp to version 0.9.21 or higher.
- collector/security-tracker-debian
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- package-manager/debian
- vendor/neutrinolabs
- canonical/neutrinolabs xrdp
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/11.0