CVE-2018-6559

CVSS V2 Low 2.1 CVSS V3 Low 3.3
Description
The Linux kernel, as used in Ubuntu 18.04 LTS and Ubuntu 18.10, allows local users to obtain names of files in which they would not normally be able to access via an overlayfs mount inside of a user namespace.
Overview
  • CVE ID
  • CVE-2018-6559
  • Assigner
  • security@ubuntu.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2018-10-26T17:29:00
  • Last Modified Date
  • 2019-10-09T23:41:54
Weakness Enumerations
CWE URL
CWE-200 http://cwe.mitre.org/data/definitions/200.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* 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
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 2.1
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 3.3
  • Base Severity
  • LOW
  • Exploitability Score
  • 1.8
  • Impact Score
  • 1.4
References
Reference URL Reference Tags
https://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-6559.html Third Party Advisory
https://lists.ubuntu.com/archives/kernel-team/2018-October/096172.html Third Party Advisory
https://launchpad.net/bugs/1793458 Exploit Issue Tracking Third Party Advisory
http://www.securityfocus.com/bid/105752 VDB Entry Third Party Advisory
https://usn.ubuntu.com/3833-1/ Third Party Advisory
https://usn.ubuntu.com/3832-1/ Third Party Advisory
https://usn.ubuntu.com/3836-2/ Third Party Advisory
https://usn.ubuntu.com/3836-1/ Third Party Advisory
https://usn.ubuntu.com/3835-1/ Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-6559
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6559
History
Created Old Value New Value Data Type Notes
2022-05-10 17:03:49 Added to TrackCVE
2022-12-03 13:50:53 2018-10-26T17:29Z 2018-10-26T17:29:00 CVE Published Date updated
2022-12-03 13:50:53 2019-10-09T23:41:54 CVE Modified Date updated
2022-12-03 13:50:53 Modified Vulnerability Status updated