SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-14660

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.

MEDIUM 6.5EPSS 2.51%

Does this matter?

Lower severity and a low EPSS score (2.51%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
2.51% probability · 84th percentile
CISA KEV
Not listed
Weakness
CWE-400, CWE-770
Affected
gluster/glusterfs · redhat/virtualization host · redhat/enterprise linux server · redhat/virtualization · debian/debian linux
Source
secalert@redhat.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.