Information Exposure Affecting github.com/containers/podman/v3/pkg/machine package, versions <3.4.3


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Not Defined
EPSS
0.16% (54th percentile)

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  • Snyk IDSNYK-GOLANG-GITHUBCOMCONTAINERSPODMANV3PKGMACHINE-1932536
  • published28 Nov 2021
  • disclosed24 Nov 2021
  • creditUnknown

Introduced: 24 Nov 2021

CVE-2021-4024  (opens in a new tab)
CWE-200  (opens in a new tab)
CWE-346  (opens in a new tab)

How to fix?

Upgrade github.com/containers/podman/v3/pkg/machine to version 3.4.3 or higher.

Overview

github.com/containers/podman/v3/pkg/machine is an is a package for creating podman-machines.

Affected versions of this package are vulnerable to Information Exposure via the podman machine function which spawns gvproxy with port 7777 bound to all IPs on the host. If the same port is open on the host's firewall, it's possible to make private services on the VM (podman machine creates VMs running podman process) accessible to the network, as well as forward all ports of the host to the VM.

CVSS Scores

version 3.1