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CVE-2021-4024 Moderate

Exposure of Sensitive Information to an Unauthorized Actor and Origin Validation Error in podman in github.com/containers/podman

Exposure of Sensitive Information to an Unauthorized Actor and Origin Validation Error in podman in github.com/containers/podman

Exploit probability 1.1%
Published August 21, 2024
Required by Not available
Last source change March 3, 2026

02 / AFFECTED SOFTWARE

Affected packages

Unknown Unknown
Go github.com/containers/podman
Go github.com/containers/podman/v2
Go github.com/containers/podman/v3
Go github.com/containers/podman/v3

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities CVE-2021-4024

A flaw was found in podman. The `podman machine` function (used to create and manage Podman virtual machine containing a Podman process) spawns a `gvproxy` process on the host system. The `gvproxy` API is accessible on port 7777 on all IP addresses on the host. If that port is open on the host's firewall, an attacker can potentially use the `gvproxy` API to forward ports on the host to ports in the VM, making private services on the VM accessible to the network. This issue could be also used to interrupt the host's services by forwarding all ports to the VM.

View original source
Open Source Vulnerabilities GO-2022-0281

Exposure of Sensitive Information to an Unauthorized Actor and Origin Validation Error in podman in github.com/containers/podman

View original source
Open Source Vulnerabilities GHSA-3cf2-x423-x582

A flaw was found in podman. The `podman machine` function (used to create and manage Podman virtual machine containing a Podman process) spawns a `gvproxy` process on the host system. The `gvproxy` API is accessible on port 7777 on all IP addresses on the host. If that port is open on the host's firewall, an attacker can potentially use the `gvproxy` API to forward ports on the host to ports in the VM, making private services on the VM accessible to the network. This issue could be also used to interrupt the host's services by forwarding all ports to the VM.

View original source

05 / REFERENCES

Further evidence