CVE-2021-20199

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Summary

CVECVE-2021-20199
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-02-02 19:15:00 UTC
Updated2021-02-26 03:32:00 UTC
DescriptionRootless 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.

Risk And Classification

Problem Types: CWE-346

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Podman Project Podman All All All All
Application Podman Project Podman All All All All

References

ReferenceSourceLinkTags
port: add ChildIP by giuseppe · Pull Request #206 · rootless-containers/rootlesskit · GitHub MISC github.com Patch, Third Party Advisory
1919050 – (CVE-2021-20199) CVE-2021-20199 podman: Remote traffic to rootless containers is seen as orginating from localhost MISC bugzilla.redhat.com Issue Tracking, Third Party Advisory
Source IP always 127.0.0.1 in rootless Podman 1.8.0 · Issue #5138 · containers/podman · GitHub MISC github.com Exploit, Third Party Advisory
rootlessport: set source IP to slirp4netns device by giuseppe · Pull Request #9052 · containers/podman · GitHub MISC github.com Patch, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 159458 Oracle Enterprise Linux Security Update for container-tools:ol8 (ELSA-2021-1796)
  • 160293 Oracle Enterprise Linux Security Update for podman (ELSA-2022-7954)
  • 180303 Debian Security Update for rootlesskitlibpod (CVE-2021-20199)
  • 239301 Red Hat Update for container-tools:rhel8 (RHSA-2021:1796)
  • 240876 Red Hat Update for podman (RHSA-2022:7954)
  • 501897 Alpine Linux Security Update for podman
  • 751822 OpenSUSE Security Update for conmon, libcontainers-common, libseccomp, podman (openSUSE-SU-2022:23018-1)
  • 752014 SUSE Enterprise Linux Security Update for conmon, libcontainers-common, libseccomp, podman (SUSE-SU-2022:23018-1)
  • 752601 SUSE Enterprise Linux Security Update for libcontainers-common (SUSE-SU-2022:3312-1)
  • 753592 SUSE Enterprise Linux Security Update for podman (SUSE-SU-2023:0187-1)
  • 753659 SUSE Enterprise Linux Security Update for podman (SUSE-SU-2023:0326-1)
  • 901065 Common Base Linux Mariner (CBL-Mariner) Security Update for podman (7329)
  • 902632 Common Base Linux Mariner (CBL-Mariner) Security Update for podman (7329-1)
  • 940208 AlmaLinux Security Update for container-tools:rhel8 (ALSA-2021:1796)
  • 940834 AlmaLinux Security Update for podman (ALSA-2022:7954)
  • 960349 Rocky Linux Security Update for container-tools:rhel8 (RLSA-2021:1796)
  • 982548 Go (go) Security Update for github.com/containers/podman/v3 (GHSA-grh6-q6m2-rh72)
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