CVE-2019-16884
Public on 2019-09-25
Modified on 2021-12-28
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.
Severity
Important
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | runc | 2021-12-28 | ALAS-2021-1556 | Fixed |
| Amazon Linux 2 - Docker Extra | runc | 2021-10-19 | ALAS2DOCKER-2021-009 | Fixed |
| Amazon Linux 2 - Aws-nitro-enclaves-cli Extra | runc | 2021-10-19 | ALAS2NITRO-ENCLAVES-2021-009 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| Amazon Linux | CVSSv2 | 5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
| NVD | CVSSv2 | 5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
| NVD | CVSSv3 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |