CVE-2019-18837

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CVSS 3.1

8.6 high

EPSS

1%p71

Published

Nov 13, 2019 (Nov 13, 2019)

Modified

Jun 17, 2026

Description

An issue was discovered in crun before 0.10.5. With a crafted image, it doesn't correctly check whether a target is a symlink, resulting in access to files outside of the container. This occurs in libcrun/linux.c and libcrun/chroot_realpath.c.

Vendors: crun project fedoraproject
Products: crun, fedora
Weakness: CWE-59
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (1.4%)

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