CVE-2023-0778

Name: CVE-2023-0778
Creator: NVD / NIST
Published: 2023-03-27T21:15:10.24+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.8/10EPSS 0.54%

Last modified Jun 17, 2026

CVE-2023-0778 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. A Time-of-check Time-of-use (TOCTOU) flaw was found in podman. This issue may allow a malicious user to replace a normal file in a volume with a symlink while exporting the volume, allowing for access to arbitrary files on the host file system.. EPSS estimates a 0.54% chance of exploitation in the next 30 days.

Description

A Time-of-check Time-of-use (TOCTOU) flaw was found in podman. This issue may allow a malicious user to replace a normal file in a volume with a symlink while exporting the volume, allowing for access to arbitrary files on the host file system.

Metrics

CVSS 3.1

6.8/10

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

EPSS Probability

0.54%

41.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Podman Project	Podman	All versions
Redhat	Enterprise Linux	8.0
Redhat	Enterprise Linux	9.0

References

https://bugzilla.redhat.com/show_bug.cgi?id=2168256Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2168256Issue Tracking, Third Party Advisory

Timeline

Published: Mar 27, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-0778?

How severe is CVE-2023-0778?

CVE-2023-0778 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.54% probability of exploitation in the next 30 days.

How do I fix CVE-2023-0778?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-0778?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST