CVE-2018-12021

CVSS V2 Medium 6.8 CVSS V3 Medium 6.5

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.

Overview

CVE ID
CVE-2018-12021

Assigner
cve@mitre.org

Vulnerability Status
Modified

Published Version
2018-07-05T18:29:00

Last Modified Date
2019-05-16T12:29:00

Weakness Enumerations

CWE	URL
CWE-200	http://cwe.mitre.org/data/definitions/200.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:sylabs:singularity::::::::	1	OR	2.3.0	2.5.1

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:L/Au:S/C:C/I:N/A:N

Access Vector
NETWORK

Access Compatibility
LOW

Authentication
SINGLE

Confidentiality Impact
COMPLETE

Integrity Impact
NONE

Availability Impact
NONE

Base Score
6.8

Severity
MEDIUM

Exploitability Score
8

Impact Score
6.9

CVSS Version 3

Version
3.0

Vector String
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
NONE

Base Score
6.5

Base Severity
MEDIUM

Exploitability Score
2.8

Impact Score
3.6

References

Reference URL	Reference Tags
https://github.com/singularityware/singularity/releases/tag/2.5.2	Release Notes Third Party Advisory
http://www.openwall.com/lists/oss-security/2019/05/16/1

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2018-12021
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12021

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 07:52:19				Added to TrackCVE
2022-12-03 09:06:30	2018-07-05T18:29Z	2018-07-05T18:29:00	CVE Published Date	updated
2022-12-03 09:06:30		2019-05-16T12:29:00	CVE Modified Date	updated
2022-12-03 09:06:30		Modified	Vulnerability Status	updated