CVE-2018-10841

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Last Modified: UTC

Description

A flaw was found in glusterfs which can lead to privilege escalation on gluster server nodes. An authenticated gluster client via TLS could use gluster cli with --remote-host command to add it self to trusted storage pool and perform privileged gluster operations like adding other machines to trusted storage pool, start, stop, and delete volumes.

A flaw was found in glusterfs which can lead to privilege escalation on gluster server nodes. An authenticated gluster client via TLS could use gluster cli with --remote-host command to add it self to trusted storage pool and perform privileged gluster operations like adding other machines to trusted storage pool, start, stop, and delete volumes.

Statement

Red Hat Enterprise Linux 6, 7 are not affected by this flaw as it only affects glusterfs-server package. Red Hat Virtualization Hypervisor is not impacted by this flaw, as it uses gluster in a controlled manner via vdsm.

Red Hat Enterprise Linux 6, 7 are not affected by this flaw as it only affects glusterfs-server package. Red Hat Virtualization Hypervisor is not impacted by this flaw, as it uses gluster in a controlled manner via vdsm.

Additional information

  • Bugzilla 1582043: glusterfs: access trusted peer group via remote-host command
  • CWE-287: Improper Authentication
  • FAQ: Frequently asked questions about CVE-2018-10841

Common Vulnerability Scoring System (CVSS) Score Details

Important note

CVSS scores for open source components depend on vendor-specific factors (e.g. version or build chain). Therefore, Red Hat's score and impact rating can be different from NVD and other vendors. Red Hat remains the authoritative CVE Naming Authority (CNA) source for its products and services (see Red Hat classifications).

CVSS v3 Score Breakdown
Red HatNVD

CVSS v3 Base Score

6.6

8.8

Attack Vector

Adjacent Network

Network

Attack Complexity

Low

Low

Privileges Required

High

Low

User Interaction

Required

None

Scope

Unchanged

Unchanged

Confidentiality Impact

High

High

Integrity Impact

High

High

Availability Impact

High

High

CVSS v3 Vector

Red Hat: CVSS:3.0/AV:A/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

NVD: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Frequently Asked Questions

Why is Red Hat's CVSS v3 score or Impact different from other vendors?

My product is listed as "Under investigation" or "Affected", when will Red Hat release a fix for this vulnerability?

What can I do if my product is listed as "Will not fix"?

What can I do if my product is listed as "Fix deferred"?

What is a mitigation?

I have a Red Hat product but it is not in the above list, is it affected?

Why is my security scanner reporting my product as vulnerable to this vulnerability even though my product version is fixed or not affected?

My product is listed as "Out of Support Scope". What does this mean?

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