VULNERABILITY INTELLIGENCE

CVE-2019-19921

CVSS score7 HIGH
EPSS probability0.43%
CISA KEVNot currently listed
Published2020-02-12
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

runc through 1.0.0-rc9 has Incorrect Access Control leading to Escalation of Privileges, related to libcontainer/rootfs_linux.go. To exploit this, an attacker must be able to spawn two containers with custom volume-mount configurations, and be able to run custom images. (This vulnerability does not affect Docker due to an implementation detail that happens to block the attack.)

Weakness classification

  • nvd@nist.gov: CWE-706

Primary references