CVE-2018-10923

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.

Basic Data

PublishedSeptember 04, 2018
Last ModifiedApril 02, 2019
Assignercve@mitre.org
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeCWE-20
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:N/AC:L/Au:S/C:P/I:P/A:N
CVSS 2 - Access VectorNETWORK
CVSS 2 - Access ComplexityLOW
CVSS 2 - AuthenticationSINGLE
CVSS 2 - Confidentiality ImpactPARTIAL
CVSS 2 - Availability ImpactNONE
CVSS 2 - Base Score5.5
SeverityMEDIUM
Exploitability Score8.0
Impact Score4.9
Obtain All Privilegefalse
Obtain User Privilegefalse
Obtain Other Privilegefalse

Base Metric V3

CVSS 3 - Version3.0
CVSS 3 - Vector StringCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CVSS 3 - Attack VectorNETWORK
CVSS 3 - Attack ComplexityLOW
CVSS 3 - Privileges RequiredLOW
CVSS 3 - User InteractionNONE
CVSS 3 - ScopeUNCHANGED
CVSS 3 - Confidentiality ImpactHIGH
CVSS 3 - Integrity ImpactHIGH
CVSS 3 - Availability ImpactNONE
CVSS 3 - Base Score8.1
CVSS 3 - Base SeverityHIGH
Exploitability Score2.8
Base SeverityHIGH

Configurations

  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3ApplicationGlusterGlusterfs********3.12.03.12.14
    2.3ApplicationGlusterGlusterfs********4.1.04.1.4
  • OR - Configuration 2
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3ApplicationRedhatVirtualization Host4.0*******
    2.3OSDebianDebian Linux8.0*******
    2.3OSRedhatEnterprise Linux Server6.0*******
    2.3OSRedhatEnterprise Linux Server7.0*******
    2.3OSRedhatVirtualization4.0*******

Vulnerable Software List

VendorProductVersions
Debian Debian Linux 8.0
Gluster Glusterfs *
Redhat Virtualization Host 4.0
Redhat Virtualization 4.0
Redhat Enterprise Linux Server 6.0, 7.0

References

NameSourceURLTags
openSUSE-SU-2020:0079http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00035.htmlSUSE
RHSA-2018:2607https://access.redhat.com/errata/RHSA-2018:2607REDHATThird Party Advisory
RHSA-2018:2608https://access.redhat.com/errata/RHSA-2018:2608REDHATThird Party Advisory
RHSA-2018:3470https://access.redhat.com/errata/RHSA-2018:3470REDHATThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10923https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10923CONFIRMIssue Tracking Mitigation
[debian-lts-announce] 20180920 [SECURITY] [DLA 1510-1] glusterfs security updatehttps://lists.debian.org/debian-lts-announce/2018/09/msg00021.htmlMLISTMailing List Third Party Advisory
GLSA-201904-06https://security.gentoo.org/glsa/201904-06GENTOO