Vulnerability CVE-2021-20199


Published: 2021-02-02

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.

Type:

CWE-346

(Origin Validation Error)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Podman project -> Podman 

 References:
https://bugzilla.redhat.com/show_bug.cgi?id=1919050
https://github.com/containers/podman/issues/5138
https://github.com/containers/podman/pull/9052
https://github.com/rootless-containers/rootlesskit/pull/206

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