| Name | CVE-2022-23477 |
| 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 buffer over flow in audin_send_open() function. There are no known workarounds for this issue. Users are advised to upgrade. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-5502-1 |
| Debian Bugs | 1025879 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| xrdp (PTS) | bullseye (security), bullseye | 0.9.21.1-1~deb11u1 | fixed |
| bookworm | 0.9.21.1-1 | fixed |
| sid, trixie | 0.10.1-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| xrdp | source | buster | (not affected) | | | |
| xrdp | source | bullseye | 0.9.21.1-1~deb11u1 | | DSA-5502-1 | |
| xrdp | source | (unstable) | 0.9.21.1-1 | | | 1025879 |
Notes
[buster] - xrdp <not-affected> (Code not present)
https://github.com/neutrinolabs/xrdp/security/advisories/GHSA-hqw2-jx2c-wrr2
https://github.com/neutrinolabs/xrdp/commit/96afae1ec559f9befa1c222f92f0d982e410c864