DEBIAN-CVE-2021-20199

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2021-20199
Published: 02 Feb 2021, 19:15
Last modified:28 Apr 2026, 20:21

Vulnerability Summary

Overall Risk (default)
low
24/100
CVSS Score
5.9 MEDIUM
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

02 Feb 2021, 19:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:21
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v3.1•MEDIUM•Score: 5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected Systems

  • debian•libpod

    < 3.0.0~rc2+dfsg1-2 | < 3.0.0~rc2+dfsg1-2

  • debian•rootlesskit

    < 0.12.0-1 | < 0.12.0-1 | < 0.12.0-1 | < 0.12.0-1

References (1)