What is CVE-2018-6559?

CVE-2018-6559 is a Low severity Linux kernel vulnerability with a CVSS score of 3.3 out of 10, classified as a Information Exposure flaw (CWE-200). CVE-2018-6559 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2018-6559?

CVE-2018-6559 has a CVSS score of 3.3 out of 10, rated Low severity. The vector string is CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Is there a patch available for CVE-2018-6559?

No patch is currently available for CVE-2018-6559. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2018-6559 actively exploited?

CVE-2018-6559 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Information Exposure (CWE-200)?

The product exposes sensitive information to an actor not authorised to see it. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/200.html

CVE-2018-6559

Low

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.

Package Linux Kernel

Published 2018-10-26

Last modified 2024-11-21

CVSS version 3.0

Patch available

Awaiting data

CVSS 3.0 score

3.3

out of 10

Low

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Vector string

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weakness type

CWE-200

CVE-2018-6559 is a Information Exposure vulnerability

What is Information Exposure?

The product exposes sensitive information to an actor not authorised to see it. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2018-6559 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Securityfocus
http://www.securityfocus.com/bid/105752

Third Party Advisory VDB Entry
Launchpad
https://launchpad.net/bugs/1793458

Exploit Issue Tracking Third Party Advisory
Ubuntu Security
https://lists.ubuntu.com/archives/kernel-team/2018-October/096172.html

Third Party Advisory
People
https://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-6559.html

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3832-1/

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3833-1/

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3835-1/

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3836-1/

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3836-2/

Third Party Advisory

Details

CVE ID CVE-2018-6559

Severity Low

CVSS score 3.3 / 10

CVSS version 3.0

Published 2018-10-26

Modified 2024-11-21

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2018-6559?

CVE-2018-6559 is a Low severity Linux kernel vulnerability with a CVSS score of 3.3 out of 10 , classified as an Information Exposure flaw (CWE-200) . CVE-2018-6559 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2018-6559?

CVE-2018-6559 has a CVSS score of 3.3 out of 10, rated Low severity (CVSS 3.0). The vector string is CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
Is there a patch available for CVE-2018-6559?

No patch is currently available for CVE-2018-6559. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2018-6559 actively exploited?

No — CVE-2018-6559 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Information Exposure (CWE-200)?

The product exposes sensitive information to an actor not authorised to see it. View CWE-200 on MITRE CWE →