CVE-2018-14659 Information

Description

The Gluster file system through versions 4.1.4 and 3.1.2 is vulnerable to a denial of service attack via use of the ‘GF_XATTR_IOSTATS_DUMP_KEY’ xattr. A remote authenticated attacker could exploit this by mounting a Gluster volume and repeatedly calling ‘setxattr(2)’ to trigger a state dump and create an arbitrary number of files in the server’s runtime directory.

CVSS Vector

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

Reference

https://access.redhat.com/errata/RHSA-2018:3431 https://access.redhat.com/errata/RHSA-2018:3432 https://access.redhat.com/errata/RHSA-2018:3470 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14659 https://lists.debian.org/debian-lts-announce/2018/11/msg00003.html https://security.gentoo.org/glsa/201904-06

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5