CVE-2018-12021 Common Vulnerabilities and Exposures

Upstream information

CVE-2018-12021 at MITRE

Description

Singularity 2.3.0 through 2.5.1 is affected by an incorrect access control on systems supporting overlay file system. When using the overlay option, a malicious user may access sensitive information by exploiting a few specific Singularity features.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
	National Vulnerability Database
Base Score	6.8
Vector	AV:N/AC:L/Au:S/C:C/I:N/A:N
Access Vector	Network
Access Complexity	Low
Authentication	Single
Confidentiality Impact	Complete
Integrity Impact	None
Availability Impact	None

CVSS v3 Scores
	National Vulnerability Database
Base Score	6.5
Vector	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector	Network
Attack Complexity	Low
Privileges Required	Low
User Interaction	None
Scope	Unchanged
Confidentiality Impact	High
Integrity Impact	None
Availability Impact	None
CVSSv3 Version	3

SUSE Bugzilla entries: 1100333 [RESOLVED / FIXED], 1111411 [RESOLVED / FIXED], 1128598 [RESOLVED / FIXED]

SUSE Security Advisories:

openSUSE-SU-2018:1969-1, published Fri Dec 8 15:48:40 2023
openSUSE-SU-2018:3316-1, published Fri Dec 8 15:48:40 2023
openSUSE-SU-2019:0095-1, published Fri Dec 8 15:49:00 2023

List of released packages

Product(s)	Fixed package version(s)	References
SUSE Package Hub 12 SP3	`libsingularity1 >= 2.6.1-14.1` `singularity >= 2.6.1-14.1` `singularity-devel >= 2.6.1-14.1`	Patchnames: openSUSE-2018-730 openSUSE-2019-95
SUSE Package Hub 15	`libsingularity1 >= 2.6.0-bp150.3.3.1` `singularity >= 2.6.0-bp150.3.3.1` `singularity-devel >= 2.6.0-bp150.3.3.1`	Patchnames: openSUSE-2019-811
openSUSE Leap 15.0	`libsingularity1 >= 2.6.0-lp150.2.3.1` `singularity >= 2.6.0-lp150.2.3.1` `singularity-devel >= 2.6.0-lp150.2.3.1`	Patchnames: openSUSE-2019-811
openSUSE Tumbleweed	`singularity >= 3.8.3-1.2`	Patchnames: openSUSE-Tumbleweed-2024-11384

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s)	Source package	State
Products under general support and receiving all security fixes.
SUSE Linux Enterprise Module for Package Hub 15 SP5	singularity	Already fixed
SUSE Linux Enterprise Module for Package Hub 15 SP6	singularity	Already fixed
openSUSE Leap 15.5	singularity	Already fixed
openSUSE Leap 15.6	singularity	Already fixed
Products past their end of life and not receiving proactive updates anymore.
SUSE Linux Enterprise Module for Package Hub 15 SP4	singularity	Already fixed
SUSE Package Hub 12 SP3	singularity	Released
SUSE Package Hub 15	singularity	Released
openSUSE Leap 15.4	singularity	Already fixed

SUSE Timeline for this CVE

CVE page created: Thu Jul 5 23:26:35 2018
CVE page last modified: Tue Sep 3 19:06:04 2024