CVE-2017-7358

CVSS V2 Medium 6.9 CVSS V3 High 7.3
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.
Overview
  • CVE ID
  • CVE-2017-7358
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2017-04-05T06:59:00
  • Last Modified Date
  • 2017-08-16T01:29:20
Weakness Enumerations
CWE URL
CWE-22 http://cwe.mitre.org/data/definitions/22.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:lightdm_project:lightdm:*:*:*:*:*:*:*:* 1 OR 1.22.0
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:16.10:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:M/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 6.9
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.4
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.3
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.3
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.ubuntu.com/usn/usn-3255-1/ Third Party Advisory
https://lists.freedesktop.org/archives/lightdm/2017-April/001059.html Third Party Advisory VDB Entry
https://launchpad.net/bugs/1677924 Third Party Advisory VDB Entry
http://bazaar.launchpad.net/~lightdm-team/lightdm/trunk/revision/2478 VDB Entry Third Party Advisory
http://www.securityfocus.com/bid/97486 Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/41923/
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-7358
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7358
History
Created Old Value New Value Data Type Notes
2022-05-10 09:02:47 Added to TrackCVE
2022-12-02 15:30:16 2017-04-05T06:59Z 2017-04-05T06:59:00 CVE Published Date updated
2022-12-02 15:30:16 2017-08-16T01:29:20 CVE Modified Date updated
2022-12-02 15:30:16 Modified Vulnerability Status updated