CVE-2022-23493
9.1
CRITICAL
CVSS 3.1
EPSS 0.40%
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 Out of Bound Read in xrdp_mm_trans_process_drdynvc_channel_close() function. There are no known workarounds for this issue. Users are advised to upgrade.
How to fix CVE-2022-23493
To remediate CVE-2022-23493, upgrade the affected package to a fixed version below.
- Debian/xrdp—upgrade to 0.9.21.1-1~deb11u1 or later
Is CVE-2022-23493 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.9.21.1-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |