CVE-2022-23613
Published: 7 February 2022
xrdp is an open source remote desktop protocol (RDP) server. In affected versions an integer underflow leading to a heap overflow in the sesman server allows any unauthenticated attacker which is able to locally access a sesman server to execute code as root. This vulnerability has been patched in version 0.9.18.1 and above. Users are advised to upgrade. There are no known workarounds.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
xrdp Launchpad, Ubuntu, Debian |
bionic |
Released
(0.9.5-2ubuntu0.1~esm2)
Available with Ubuntu Pro |
| focal |
Released
(0.9.12-1ubuntu0.1+esm1)
Available with Ubuntu Pro |
|
| impish |
Ignored
(end of life)
|
|
| jammy |
Released
(0.9.17-2ubuntu2+esm1)
Available with Ubuntu Pro |
|
| kinetic |
Ignored
(end of life, was needs-triage)
|
|
| lunar |
Ignored
(end of life, was needs-triage)
|
|
| mantic |
Needs triage
|
|
| trusty |
Released
(0.6.0-1ubuntu0.1+esm3)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| upstream |
Needs triage
|
|
| xenial |
Released
(0.6.1-2ubuntu0.3+esm3)
Available with Ubuntu Pro |
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.8 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |