CVE-2018-14665
Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
25/10/2018
Last modified:
29/08/2025
Description
A flaw was found in xorg-x11-server before 1.20.3. An incorrect permission check for -modulepath and -logfile options when starting Xorg. X server allows unprivileged users with the ability to log in to the system via physical console to escalate their privileges and run arbitrary code under root privileges.
Impact
Base Score 3.x
6.60
Severity 3.x
MEDIUM
Base Score 2.0
7.20
Severity 2.0
HIGH
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:a:x.org:x_server:*:*:*:*:*:*:*:* | 1.20.3 (excluding) | |
| cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* | ||
| cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* | ||
| cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* | ||
| cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* | ||
| cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* | ||
| cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* | ||
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* | ||
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | ||
| cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* | ||
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- http://packetstormsecurity.com/files/154942/Xorg-X11-Server-SUID-modulepath-Privilege-Escalation.html
- http://packetstormsecurity.com/files/155276/Xorg-X11-Server-Local-Privilege-Escalation.html
- http://www.securityfocus.com/bid/105741
- http://www.securitytracker.com/id/1041948
- https://access.redhat.com/errata/RHSA-2018:3410
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14665
- https://gitlab.freedesktop.org/xorg/xserver/commit/50c0cf885a6e91c0ea71fb49fa8f1b7c86fe330e
- https://gitlab.freedesktop.org/xorg/xserver/commit/8a59e3b7dbb30532a7c3769c555e00d7c4301170
- https://lists.x.org/archives/xorg-announce/2018-October/002927.html
- https://security.gentoo.org/glsa/201810-09
- https://usn.ubuntu.com/3802-1/
- https://www.debian.org/security/2018/dsa-4328
- https://www.exploit-db.com/exploits/45697/
- https://www.exploit-db.com/exploits/45742/
- https://www.exploit-db.com/exploits/45832/
- https://www.exploit-db.com/exploits/45908/
- https://www.exploit-db.com/exploits/45922/
- https://www.exploit-db.com/exploits/45938/
- https://www.exploit-db.com/exploits/46142/
- https://www.securepatterns.com/2018/10/cve-2018-14665-xorg-x-server.html
- http://packetstormsecurity.com/files/154942/Xorg-X11-Server-SUID-modulepath-Privilege-Escalation.html
- http://packetstormsecurity.com/files/155276/Xorg-X11-Server-Local-Privilege-Escalation.html
- http://www.securityfocus.com/bid/105741
- http://www.securitytracker.com/id/1041948
- https://access.redhat.com/errata/RHSA-2018:3410
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14665
- https://gitlab.freedesktop.org/xorg/xserver/commit/50c0cf885a6e91c0ea71fb49fa8f1b7c86fe330e
- https://gitlab.freedesktop.org/xorg/xserver/commit/8a59e3b7dbb30532a7c3769c555e00d7c4301170
- https://lists.x.org/archives/xorg-announce/2018-October/002927.html
- https://security.gentoo.org/glsa/201810-09
- https://usn.ubuntu.com/3802-1/
- https://www.debian.org/security/2018/dsa-4328
- https://www.exploit-db.com/exploits/45697/
- https://www.exploit-db.com/exploits/45742/
- https://www.exploit-db.com/exploits/45832/
- https://www.exploit-db.com/exploits/45908/
- https://www.exploit-db.com/exploits/45922/
- https://www.exploit-db.com/exploits/45938/
- https://www.exploit-db.com/exploits/46142/
- https://www.securepatterns.com/2018/10/cve-2018-14665-xorg-x-server.html