CVE-2018-1112

glusterfs: auth.allow allows unauthenticated clients to mount gluster volumes (CVE-2018-1088 regression)

Severity Score

8.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

glusterfs server before versions 3.10.12, 4.0.2 is vulnerable when using 'auth.allow' option which allows any unauthenticated gluster client to connect from any network to mount gluster storage volumes. NOTE: this vulnerability exists because of a CVE-2018-1088 regression.

El servidor glusterfs 3.10.12 y 4.0.2 es vulnerable cuando se emplea la opción "auth.allow", que permite que cualquier cliente de gluster no autenticado se conecte desde cualquier red para montar volúmenes de almacenamiento de gluster. NOTA: esta vulnerabilidad existe debido a una regresión de CVE-2018-1088

It was found that fix for CVE-2018-1088 introduced a new vulnerability in the way 'auth.allow' is implemented in glusterfs server. An unauthenticated gluster client could mount gluster storage volumes.

GlusterFS is a key building block of Red Hat Gluster Storage. It is based on a stackable user-space design and can deliver exceptional performance for diverse workloads. GlusterFS aggregates various storage servers over network interconnections into one large, parallel network file system. Issues addressed include an unauthenticated access vulnerability.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2017-12-04 CVE Reserved
2018-04-25 CVE Published
2024-08-05 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-287: Improper Authentication

CAPEC

References (8)

URL	Tag	Source
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1112	Issue Tracking

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00035.html	2019-10-09
https://access.redhat.com/articles/3422521	2018-04-30
https://access.redhat.com/errata/RHSA-2018:1268	2019-10-09
https://access.redhat.com/errata/RHSA-2018:1269	2019-10-09
https://review.gluster.org/#/c/19899/1..2	2019-10-09
https://access.redhat.com/security/cve/CVE-2018-1112	2018-04-30
https://bugzilla.redhat.com/show_bug.cgi?id=1570891	2018-04-30

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Gluster Search vendor "Gluster"		Glusterfs Search vendor "Gluster" for product "Glusterfs"				< 3.10.12 Search vendor "Gluster" for product "Glusterfs" and version " < 3.10.12"		-		Affected
Gluster Search vendor "Gluster"		Glusterfs Search vendor "Gluster" for product "Glusterfs"				4.0.2 Search vendor "Gluster" for product "Glusterfs" and version "4.0.2"		-		Affected