CVE-2019-16884
HIGH severity · CVSS 7.5 · Incorrect authorization
7.5CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactHigh
Availability impactNone
Exploit probability (EPSS)0%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected products we track (3)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00073.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00009.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00010.htmlAdvisory
- https://access.redhat.com/errata/RHSA-2019:3940Advisory
- https://access.redhat.com/errata/RHSA-2019:4074Advisory
- https://access.redhat.com/errata/RHSA-2019:4269Advisory
- https://lists.debian.org/debian-lts-announce/2023/02/msg00016.html
- https://github.com/opencontainers/runc/issues/2128Advisory