CVE catalog
CVE-2021-20199
libpod: CVE-2021-20199
- Severity
- Medium · CVSS 5.9
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.15% · Oct 27, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | libpod | bookworm | 4.3.1+ds1-8+deb12u1 | fixed |
| Debian | rootlesskit | sid | 2.0.2-2 | fixed |
| Debian | rootlesskit | forky | 2.0.2-2 | fixed |
| Debian | rootlesskit | trixie | 2.0.2-2 | fixed |
| Debian | rootlesskit | bookworm | 1.1.0-1 | fixed |
| Ubuntu | libpod | pro | 4.3.1+ds1-8 | vulnerable |
| Ubuntu | libpod | pro | 4.7.2+ds1-2 | vulnerable |
| Ubuntu | libpod | pro | 4.7.2+ds1-2build1 | vulnerable |
| Ubuntu | libpod | pro | 4.8.3+ds1-2 | vulnerable |
| Ubuntu | libpod | pro | 4.9.0+ds1-2 | vulnerable |
| Ubuntu | libpod | pro | 4.9.3+ds1-1 | vulnerable |
| Ubuntu | libpod | pro | 4.9.3+ds1-1build1 | vulnerable |
| Ubuntu | libpod | pro | 4.9.3+ds1-1build2 | vulnerable |
| Ubuntu | libpod | pro | 4.9.3+ds1-1ubuntu0.1 | vulnerable |
| Ubuntu | libpod | pro | 4.9.3+ds1-1ubuntu0.2 | vulnerable |
| Ubuntu | libpod | pro | 4.9.3+ds1-1ubuntu0.2+esm1 | vulnerable |
| Ubuntu | libpod | pro | 4.9.3+ds1-1ubuntu0.2+esm2 | vulnerable |
| Ubuntu | libpod | pro | 4.9.3+ds1-1ubuntu0.2+esm3 | vulnerable |
| Suse | podman | linux enterprise high performance computing 15 sp3-espos | 4.3.1-150300.9.15.1 | fixed |
| Suse | podman | linux enterprise high performance computing 15 sp3-ltss | 4.3.1-150300.9.15.1 | fixed |
| Suse | podman | linux enterprise server 15 sp3-ltss | 4.3.1-150300.9.15.1 | fixed |
| Suse | podman | linux enterprise server for sap applications 15 sp3 | 4.3.1-150300.9.15.1 | fixed |
| Suse | podman | linux enterprise micro 5.1 | 4.3.1-150300.9.15.1 | fixed |
| Suse | podman | linux enterprise micro 5.2 | 4.3.1-150300.9.15.1 | fixed |
| Suse | podman | enterprise storage 7.1 | 4.3.1-150300.9.15.1 | fixed |
| Opensuse | podman | leap micro 5.2 | 4.3.1-150300.9.15.1 | fixed |
| Suse | podman | linux enterprise micro 5.3 | 4.3.1-150400.4.11.1 | fixed |
| Suse | podman | linux enterprise module for containers 15 sp4 | 4.3.1-150400.4.11.1 | fixed |
| Opensuse | podman | leap micro 5.3 | 4.3.1-150400.4.11.1 | fixed |
| Opensuse | podman | leap 15.4 | 4.3.1-150400.4.11.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | libpod | source | bookworm | 3.0.0~rc2+dfsg1-2 | not yet assigned | Not reported | Not reported |
| Debian | rootlesskit | source | sid | 0.12.0-1 | not yet assigned | Not reported | Not reported |
| Debian | rootlesskit | source | forky | 0.12.0-1 | not yet assigned | Not reported | Not reported |
| Debian | rootlesskit | source | trixie | 0.12.0-1 | not yet assigned | Not reported | Not reported |
| Debian | rootlesskit | source | bookworm | 0.12.0-1 | not yet assigned | Not reported | Not reported |
| Suse | podman | rpm | linux enterprise high performance computing 15 sp3-espos | 4.3.1-150300.9.15.1 | Not reported | SUSE-SU-2023:0326-1 | Not reported |
| Suse | podman | rpm | linux enterprise high performance computing 15 sp3-ltss | 4.3.1-150300.9.15.1 | Not reported | SUSE-SU-2023:0326-1 | Not reported |
| Suse | podman | rpm | linux enterprise server 15 sp3-ltss | 4.3.1-150300.9.15.1 | Not reported | SUSE-SU-2023:0326-1 | Not reported |
| Suse | podman | rpm | linux enterprise server for sap applications 15 sp3 | 4.3.1-150300.9.15.1 | Not reported | SUSE-SU-2023:0326-1 | Not reported |
| Suse | podman | rpm | linux enterprise micro 5.1 | 4.3.1-150300.9.15.1 | Not reported | SUSE-SU-2023:0326-1 | Not reported |
| Suse | podman | rpm | linux enterprise micro 5.2 | 4.3.1-150300.9.15.1 | Not reported | SUSE-SU-2023:0326-1 | Not reported |
| Suse | podman | rpm | enterprise storage 7.1 | 4.3.1-150300.9.15.1 | Not reported | SUSE-SU-2023:0326-1 | Not reported |
| Opensuse | podman | rpm | leap micro 5.2 | 4.3.1-150300.9.15.1 | Not reported | SUSE-SU-2023:0326-1 | Not reported |
| Suse | podman | rpm | linux enterprise micro 5.3 | 4.3.1-150400.4.11.1 | Not reported | SUSE-SU-2023:0187-1 | Not reported |
| Suse | podman | rpm | linux enterprise module for containers 15 sp4 | 4.3.1-150400.4.11.1 | Not reported | SUSE-SU-2023:0187-1 | Not reported |
| Opensuse | podman | rpm | leap micro 5.3 | 4.3.1-150400.4.11.1 | Not reported | SUSE-SU-2023:0187-1 | Not reported |
| Opensuse | podman | rpm | leap 15.4 | 4.3.1-150400.4.11.1 | Not reported | SUSE-SU-2023:0187-1 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
Source package: [rootlesskit]
Details (2)
1.1.0-1· all · bookwormFixed · Fixed:
0.12.0-1dsa · rootlesskit · debian · bookworm; dsa · rootlesskit · debian · 12
1.1.0-1· all · bookwormFixed · Fixed:
0.12.0-1dsa · rootlesskit · debian · bookworm; dsa · rootlesskit · debian · 12
- [podman]Fixed
Source package: [libpod]
Details (2)
4.3.1+ds1-8+deb12u1+b3· amd64 · bookwormFixed · Fixed:
3.0.0~rc2+dfsg1-2dsa · libpod · debian · bookworm; dsa · libpod · debian · 12
4.3.1+ds1-8+deb12u1+b3· arm64 · bookwormFixed · Fixed:
3.0.0~rc2+dfsg1-2dsa · libpod · debian · bookworm; dsa · libpod · debian · 12
- [podman-docker]Fixed
Source package: [libpod]
Details (2)
4.3.1+ds1-8+deb12u1+b3· amd64 · bookwormFixed · Fixed:
3.0.0~rc2+dfsg1-2dsa · libpod · debian · bookworm; dsa · libpod · debian · 12
4.3.1+ds1-8+deb12u1+b3· arm64 · bookwormFixed · Fixed:
3.0.0~rc2+dfsg1-2dsa · libpod · debian · bookworm; dsa · libpod · debian · 12
- [rootlesskit]Fixed
Source package: [rootlesskit]
Details (2)
1.1.0-1+b4· amd64 · bookwormFixed · Fixed:
0.12.0-1dsa · rootlesskit · debian · bookworm; dsa · rootlesskit · debian · 12
1.1.0-1+b4· arm64 · bookwormFixed · Fixed:
0.12.0-1dsa · rootlesskit · debian · bookworm; dsa · rootlesskit · debian · 12
[Debian 13 (Trixie)]
Source package: [rootlesskit]
Details (2)
2.0.2-2· all · trixieFixed · Fixed:
0.12.0-1dsa · rootlesskit · debian · 13
2.0.2-2· all · trixieFixed · Fixed:
0.12.0-1dsa · rootlesskit · debian · 13
- [rootlesskit]Fixed
Source package: [rootlesskit]
Details (2)
2.0.2-2+b9· amd64 · trixieFixed · Fixed:
0.12.0-1dsa · rootlesskit · debian · 13
2.0.2-2+b9· arm64 · trixieFixed · Fixed:
0.12.0-1dsa · rootlesskit · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2021_1796.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2021-20199]
- [https://osv.dev/vulnerability/SUSE-SU-2023:0187-1]
- [https://osv.dev/vulnerability/SUSE-SU-2023:0326-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2021-20199]
- [https://security-tracker.debian.org/tracker/CVE-2021-20199]
- [https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-20199.json]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]