National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-14660 Detail

Current Description

A flaw was found in glusterfs server through versions 4.1.4 and 3.1.2 which allowed repeated usage of GF_META_LOCK_KEY xattr. A remote, authenticated attacker could use this flaw to create multiple locks for single inode by using setxattr repetitively resulting in memory exhaustion of glusterfs server node.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.5 MEDIUM
Vector: AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H (V3.0 legend)
Impact Score: 3.6
Exploitability Score: 2.8


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 4.0 MEDIUM
Vector: (AV:N/AC:L/Au:S/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): Single
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://access.redhat.com/errata/RHSA-2018:3431 Vendor Advisory
https://access.redhat.com/errata/RHSA-2018:3432 Vendor Advisory
https://access.redhat.com/errata/RHSA-2018:3470 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14660 Issue Tracking Vendor Advisory
https://security.gentoo.org/glsa/201904-06

Technical Details

Vulnerability Type (View All)

  • Allocation of Resources Without Limits or Throttling (CWE-770)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:redhat:gluster_storage:3.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:virtualization:4.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:a:gluster:glusterfs:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
3.1.0
Up to (including)
3.1.2
 cpe:2.3:a:gluster:glusterfs:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
4.1.0
Up to (including)
4.1.4


Change History

6 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-14660
NVD Published Date:
11/01/2018
NVD Last Modified:
10/02/2019