Rapid7 Vulnerability & Exploit Database

Red Hat OpenShift: CVE-2019-16884: runc: AppArmor/SELinux bypass with malicious image that specifies a volume at /proc

Back to Search

Red Hat OpenShift: CVE-2019-16884: runc: AppArmor/SELinux bypass with malicious image that specifies a volume at /proc

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
09/25/2019
Created
11/23/2019
Added
11/22/2019
Modified
12/18/2019

Description

runc through 1.0.0-rc8, as used in Docker through 19.03.2-ce and other products, allows AppArmor restriction bypass because libcontainer/rootfs_linux.go incorrectly checks mount targets, and thus a malicious Docker image can mount over a /proc directory.

Solution(s)

  • linuxrpm-upgrade-runc

References

  • linuxrpm-upgrade-runc

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;