Integer overflow in Neutrinolabs Xrdp
CVE-2022-23613
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (39.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 39.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Neutrinolabs Xrdp — versions 0.9.18, 0.9.17, >= 0.9.17, < 0.9.18.1
- Fedoraproject Fedora — versions 34, 35
Weakness classification (CWE)
References
- github.com/neutrinolabs/xrdp/security/advisories/GHSA-8h98-h426-xf32 (Third Party Advisory)
- github.com/neutrinolabs/xrdp/commit/4def30ab8ea445cdc06832a44c3ec40a506a0ffa (Patch, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2022-23613?
- CVE-2022-23613 is a high-severity vulnerability in Neutrinolabs Xrdp, classified under Integer Underflow. CVSS score: 7.8/10. Published 2022-02-07.
- How severe is CVE-2022-23613?
- High severity. CVSS v3 base score is 7.8 out of 10.