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Fencer Intel
medium 5.3

CVE-2018-10856 json

Podman Elevated Container Privileges

published 8y ago modified 4mo ago also GHSA-wp7w-vx86-vj9h , GO-2023-1962 , EUVD-2022-5613

cvss
5.3
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 58%
public exploits
0
none known

Summary

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.

Patch / fix

  • go github.com/containers/podman 0.6.1
  • libpod_project libpod 0.6.1
  • podman RHEL 7 EXTRAS_OTHER 0.6.1-3.git3e0ff12.el7

red hat advisories RHSA-2018:2037

  • podman openSUSE Tumbleweed 3.3.1-2.1

opensuse advisories openSUSE-SU-2024:11177-1

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2018-10856 updated cvss 5.3

podman: Containers run as non-root users do not drop capabilities

  • Red Hat Enterprise Linux 7 Extras podman 0.6.1-3.git3e0ff12.el7
    fixed: vendor fix RHSA-2018:2037
  • Red Hat Enterprise Linux 8 podman, podman-tests, podman-docker, podman-remote, podman-gvproxy, podman-plugins, +2 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.86% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.0 5.3 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
NVD 3.0 8.8 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P
GitHub 3.0 8.8 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
go github.com/containers/podman
<0.6.1
0.6.1
go github.com/containers/podman/v2
all versions
 no fix listed
go github.com/containers/podman/v3
all versions
 no fix listed
go github.com/containers/podman/v4
all versions
 no fix listed

Affected products

  • [UNKNOWN] podman

Classification

Weakness
  • CWE-250 Execution with Unnecessary Privileges
  • CWE-732 Incorrect Permission Assignment for Critical Resource

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.