CVE-2021-20199

MEDIUM

Podman 1.8.0-3.0.0 - Origin Validation Error in Rootless Containers

Title source: llm
STIX 2.1

Description

Rootless containers run with Podman, receive all traffic with a source IP address of 127.0.0.1 (including from remote hosts). This impacts containerized applications that trust localhost (127.0.01) connections by default and do not require authentication. This issue affects Podman 1.8.0 onwards.

References (4)

Core 4
Core References
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1919050
Exploit, Third Party Advisory x_refsource_misc
https://github.com/containers/podman/issues/5138
Patch, Third Party Advisory x_refsource_misc
https://github.com/rootless-containers/rootlesskit/pull/206
Patch, Third Party Advisory x_refsource_misc
https://github.com/containers/podman/pull/9052

Scores

CVSS v3 5.9
EPSS 0.0111
EPSS Percentile 61.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-346
Status published
Products (2)
containers/podman 0 - 3.0.0Go
podman_project/podman 1.8.0 - 3.0.0
Published Feb 02, 2021
Tracked Since Feb 18, 2026