CVE Database›Document archive›CVE-2019-18466

CVE-2019-18466

podman: resolving symlink in host filesystem leads to unexpected results of copy operation

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Severity

Moderate

Red Hat Product Security

2.5

CVSS 3.0

Review impact separately from score.

Published · August 22, 2019

Updated · November 22, 2025

Description

It was discovered that podman resolves a symlink in the host context during a copy operation from the container to the host. An attacker could create a container image containing particular symlinks that, when copied by a victim user to the host filesystem, may overwrite existing files with others from the host.

Statement

This issue did not affect the versions of podman as shipped with Red Hat Enterprise Linux 8 as they did not include support for the copy function.

This issue did not affect the versions of podman as shipped in OpenShift Container Platform 3.11 and 4.1 as they did not include support for the copy function.

The version of podman shipped in OpenShift Container Platform 4.2 was superseded by the version delivered Red Hat Enterprise Linux 8.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 2.5
CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N

CWE-59 · Improper Link Resolution Before File Access ('Link Following')