CVE-2022-23613: Privilege escalation on xrdp
First published: Mon Feb 07 2022(Updated: )
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.
Credit: security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Neutrinolabs Xrdp | =0.9.17 | |
| Neutrinolabs Xrdp | =0.9.18 | |
| Fedoraproject Fedora | =34 | |
| Fedoraproject Fedora | =35 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://github.com/neutrinolabs/xrdp/commit/4def30ab8ea445cdc06832a44c3ec40a506a0ffa
- https://github.com/neutrinolabs/xrdp/security/advisories/GHSA-8h98-h426-xf32
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/K5ONRGARKHGFU2CIEQ7E6M6VJZEM5XWW/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U3XGFJNQMNXHBD3J7CBM4YURYEDXROWZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3XGFJNQMNXHBD3J7CBM4YURYEDXROWZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K5ONRGARKHGFU2CIEQ7E6M6VJZEM5XWW/
Frequently Asked Questions
What is CVE-2022-23613?
CVE-2022-23613 is a vulnerability in the xrdp remote desktop protocol (RDP) server that allows an unauthenticated attacker with local access to execute code as root.
How severe is CVE-2022-23613?
CVE-2022-23613 has a severity score of 7.8 (high).
Which versions of xrdp are affected by CVE-2022-23613?
Versions 0.9.17 and 0.9.18 of the Neutrinolabs Xrdp server are affected by CVE-2022-23613.
How can an attacker exploit CVE-2022-23613?
An attacker with local access to the sesman server can exploit CVE-2022-23613 through an integer underflow leading to a heap overflow, allowing them to execute code as root.
Has CVE-2022-23613 been patched?
Yes, CVE-2022-23613 has been patched in version 0.9.18 of the Neutrinolabs Xrdp server.
- collector/nvd-index
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/author
- agent/weakness
- agent/remedy
- agent/last-modified-date
- agent/title
- agent/severity
- agent/tags
- agent/description
- agent/first-publish-date
- agent/event
- vendor/neutrinolabs
- canonical/neutrinolabs xrdp
- version/neutrinolabs xrdp/0.9.17
- version/neutrinolabs xrdp/0.9.18
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/34
- version/fedoraproject fedora/35