Information Exposure Affecting github.com/containers/podman/v3/pkg/machine package, versions <3.4.3
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Test your applications- Snyk ID SNYK-GOLANG-GITHUBCOMCONTAINERSPODMANV3PKGMACHINE-1932536
- published 28 Nov 2021
- disclosed 24 Nov 2021
- credit Unknown
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.