CVE-2018-10856 : It has been discovered that podman before version 0.6.1 does not drop capabilities when executing a container as a non-r

It has been discovered that podman before version 0.6.1 does not drop capabilities when executing a container as a non-root user. This results in unnecessary privileges being granted to the container.

Published 2018-07-03 01:29:01

Updated 2019-10-09 23:33:05

Source Red Hat, Inc.

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2018-10856

EPSS FAQ

0.19%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 57 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2018-10856

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.5	MEDIUM	AV:N/AC:L/Au:S/C:P/I:P/A:P	8.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
8.8	HIGH	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	2.8	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
5.3	MEDIUM	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L	1.8	3.4	Red Hat, Inc.
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: Low Integrity: Low Availability: Low

CWE ids for CVE-2018-10856

CWE-250 Execution with Unnecessary Privileges

The product performs an operation at a privilege level that is higher than the minimum level required, which creates new weaknesses or amplifies the consequences of other weaknesses.

Assigned by: secalert@redhat.com (Secondary)

CWE-732 Incorrect Permission Assignment for Critical Resource

The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2018-10856

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10856

1592166 – (CVE-2018-10856) CVE-2018-10856 podman: Containers run as non-root users do not drop capabilities
Issue Tracking;Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2037

RHSA-2018:2037 - Security Advisory - Red Hat Customer Portal
Third Party Advisory
https://github.com/projectatomic/libpod/commit/bae80a0b663925ec751ad2784ca32989403cdc24

Clear all caps, except the bounding set, when --user is specified. · containers/libpod@bae80a0 · GitHub
Patch;Third Party Advisory

Products affected by CVE-2018-10856

Libpod Project » Libpod
Versions before (<) 0.6.1
cpe:2.3:a:libpod_project:libpod:*:*:*:*:*:*:*:*
Matching versions

Vulnerability Details : CVE-2018-10856

Exploit prediction scoring system (EPSS) score for CVE-2018-10856

CVSS scores for CVE-2018-10856

CWE ids for CVE-2018-10856

References for CVE-2018-10856

Products affected by CVE-2018-10856