CVE-2018-14665

CVSS V2 High 7.2 CVSS V3 Medium 6.6
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.
Overview
  • CVE ID
  • CVE-2018-14665
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2018-10-25T20:29:00
  • Last Modified Date
  • 2019-10-22T23:15:10
Weakness Enumerations
CWE URL
CWE-863 http://cwe.mitre.org/data/definitions/863.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:x.org:xorg-server:*:*:*:*:*:*:*:* 1 OR 1.20.3
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.2
  • Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • PHYSICAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 6.6
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 0.7
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://lists.x.org/archives/xorg-announce/2018-October/002927.html Mitigation Patch Vendor Advisory
https://gitlab.freedesktop.org/xorg/xserver/commit/8a59e3b7dbb30532a7c3769c555e00d7c4301170 Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14665 Issue Tracking Patch Third Party Advisory
https://www.debian.org/security/2018/dsa-4328 Third Party Advisory
http://www.securitytracker.com/id/1041948 Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/45697/ Exploit Third Party Advisory VDB Entry
https://usn.ubuntu.com/3802-1/ Third Party Advisory
http://www.securityfocus.com/bid/105741 Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201810-09 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3410 Third Party Advisory
https://www.exploit-db.com/exploits/45742/ Exploit Third Party Advisory VDB Entry
https://www.securepatterns.com/2018/10/cve-2018-14665-xorg-x-server.html Exploit Third Party Advisory
https://gitlab.freedesktop.org/xorg/xserver/commit/50c0cf885a6e91c0ea71fb49fa8f1b7c86fe330e Patch Third Party Advisory
https://www.exploit-db.com/exploits/45832/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/45922/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/45908/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/45938/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/46142/ Exploit Third Party Advisory VDB Entry
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
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-14665
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14665
History
Created Old Value New Value Data Type Notes
2022-05-10 17:01:03 Added to TrackCVE
2022-12-03 13:48:47 2018-10-25T20:29Z 2018-10-25T20:29:00 CVE Published Date updated
2022-12-03 13:48:47 2019-10-22T23:15:10 CVE Modified Date updated
2022-12-03 13:48:47 Modified Vulnerability Status updated