CVE-2018-1088

Publication date 18 April 2018

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

A privilege escalation flaw was found in gluster 3.x snapshot scheduler. Any gluster client allowed to mount gluster volumes could also mount shared gluster storage volume and escalate privileges by scheduling malicious cronjob via symlink.

From the Ubuntu Security Team

It was discovered that GlusterFS incorrectly handled mounting gluster volumes. An attacker could possibly use this issue to also mount shared gluster volumes and escalate privileges through malicious cronjobs.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
glusterfs	23.04 lunar	Not affected
	22.10 kinetic	Not affected
	22.04 LTS jammy	Not affected
	21.10 impish	Not affected
	21.04 hirsute	Not affected
	20.10 groovy	Not affected
	20.04 LTS focal	Not affected
	19.10 eoan	Not affected
	19.04 disco	Not affected
	18.10 cosmic	Not affected
	18.04 LTS bionic	Fixed 3.13.2-1ubuntu1+esm1 Ubuntu Pro
	17.10 artful	Ignored end of life
	16.04 LTS xenial	Fixed 3.7.6-1ubuntu1+esm1 Ubuntu Pro
	14.04 LTS trusty	Not affected

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Severity score breakdown

Parameter	Value
Base score	8.1 · High
Attack vector	Network
Attack complexity	High
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-4770-1
GlusterFS vulnerabilities
15 March 2021