CVE-2017-7358

7.3 HIGH
Published: April 05, 2017 Modified: May 13, 2026
View on NVD

Description

In LightDM through 1.22.0, a directory traversal issue in debian/guest-account.sh allows local attackers to own arbitrary directory path locations and escalate privileges to root when the guest user logs out.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://bazaar.launchpad.net/~lightdm-team/lightdm/trunk/revision/2478
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/97486
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://launchpad.net/bugs/1677924
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://lists.freedesktop.org/archives/lightdm/2017-April/001059.html
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://www.ubuntu.com/usn/usn-3255-1/
Source: cve@mitre.org
Third Party Advisory
http://bazaar.launchpad.net/~lightdm-team/lightdm/trunk/revision/2478
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/97486
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://launchpad.net/bugs/1677924
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://lists.freedesktop.org/archives/lightdm/2017-April/001059.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/41923/
Source: af854a3a-2127-422b-91ae-364da2661108
https://www.ubuntu.com/usn/usn-3255-1/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

12 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.3 / 10.0
EPSS (Exploit Probability)
2.7%
84th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

canonical lightdm_project