CVE-2021-20199

Aliases:GHSA-grh6-q6m2-rh72
Advisory lineage Upstream: 0 Downstream: 11
Modified
Published: 02 Feb 2021, 18:12
Last modified:03 Aug 2024, 17:30

Vulnerability Summary

Overall Risk (default)
medium
34/100
CVSS Score
5.9 MEDIUM
v3.1 (nvd)
EPSS Score
0.13% LOW
0% probability -0.50%
KEV
Not listed
Ransomware
No reports
Public exploits
1 found
Dark Web
Not detected

Timeline

02 Feb 2021, 18:12
Published
Vulnerability first disclosed
03 Aug 2024, 17:30
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
  • v2.0•MEDIUM•Score: 4.3AV:N/AC:M/Au:N/C:N/I:P/A:N

EPSS Trends

Current EPSS score: 0.13%• Percentile: 33%

Techniques & Countermeasures

  • CWE-346•Origin Validation Error

    The product does not properly verify that the source of data or communication is valid.

Affected Systems

  • github.com/containers/podman•v3

    < 3.0.0

  • podman_project•podman

    ≥ 1.8.0, < 3.0.0

References (7)