National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-10923 Detail

Current Description

It was found that the "mknod" call derived from mknod(2) can create files pointing to devices on a glusterfs server node. An authenticated attacker could use this to create an arbitrary device and read data from any device attached to the glusterfs server node.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.1 HIGH
Vector: AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N (V3 legend)
Impact Score: 5.2
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): High
Integrity (I): High
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 5.5 MEDIUM
Vector: (AV:N/AC:L/Au:S/C:P/I:P/A:N) (V2 legend)
Impact Subscore: 4.9
Exploitability Subscore: 8.0


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

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://access.redhat.com/errata/RHSA-2018:2607 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2608 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3470 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10923 Issue Tracking Mitigation
https://lists.debian.org/debian-lts-announce/2018/09/msg00021.html Mailing List Third Party Advisory
https://security.gentoo.org/glsa/201904-06

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:gluster:glusterfs:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
3.12.0
Up to (excluding)
3.12.14
 cpe:2.3:a:gluster:glusterfs:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
4.1.0
Up to (excluding)
4.1.4

Configuration 2 ( hide )
 cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
     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)


Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-10923
NVD Published Date:
09/04/2018
NVD Last Modified:
04/02/2019