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VULNERABILITIES

CVE-2021-20199 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.9 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://bugzilla.redhat.com/show_bug.cgi?id=1919050 CVEIssue TrackingThird Party Advisory
https://github.com/containers/podman/issues/5138 CVEExploitThird Party Advisory
https://github.com/containers/podman/pull/9052 CVEPatchThird Party Advisory
https://github.com/rootless-containers/rootlesskit/pull/206 CVEPatchThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1919050 [email protected]Issue TrackingThird Party Advisory

see all 8 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-346Origin Validation Error[email protected]

Affected Products

ProductVersions
podman project podman
>= 1.8.0, < 3.0.0

CPE

  • cpe:2.3:a:podman_project:podman:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-20199
NVD Published Date:
Feb 2, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]