Buffer overflow in Neutrinolabs Xrdp
CVE-2020-4044
The xrdp-sesman service before version 0.9.13.1 can be crashed by connecting over port 3350 and supplying a malicious payload. Once the xrdp-sesman process is dead, an unprivileged attacker on the server could then proceed to start their o…
Vulnerability class: Buffer Overflow
EPSS: 0.006 (70.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Neutrinolabs Xrdp — versions < 0.9.13.1
Weakness classification (CWE)
References
- github.com/neutrinolabs/xrdp/security/advisories/GHSA-j9fv-6fwf-p3g4 (x_refsource_CONFIRM)
- github.com/neutrinolabs/xrdp/releases/tag/v0.9.13.1 (x_refsource_MISC)
- github.com/neutrinolabs/xrdp/commit/0c791d073d0eb344ee7aaafd221513dc9226762c (x_refsource_MISC)
- openSUSE-SU-2020:0999 (vendor-advisory, x_refsource_SUSE)
- DSA-4737 (vendor-advisory, x_refsource_DEBIAN)
- [debian-lts-announce] 20200809 [SECURITY] [DLA 2319-1] xrdp security update (mailing-list, x_refsource_MLIST)
- openSUSE-SU-2020:1200 (vendor-advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2020-4044?
- CVE-2020-4044 is a high-severity vulnerability in Neutrinolabs Xrdp, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2020-06-30.
- How severe is CVE-2020-4044?
- High severity. CVSS v3 base score is 7.5 out of 10.