CVE-2019-15789

Microk8s Privilege Escalation Vulnerability

Privilege escalation vulnerability in MicroK8s allows a low privilege user with local access to obtain root access to the host by provisioning a privileged container. Fixed in MicroK8s 1.15.3.

Affected

Canonical · MicroK8s

CVSS v3.1 NVD

7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 UBUNTU

8.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CVSS v2.0 NVD

7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS

0.50% chance of exploitation in the next 30 days, 42nd percentile

Published

2020-04-08

Updated

2024-09-16

Proof-of-concept exploits (1)

• https://pulsesecurity.co.nz/advisories/microk8s-privilege-escalation

Security advisories

• https://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-15789.html
• https://discuss.kubernetes.io/t/explicit-use-of-sudo-in-microk8s-cli/7605
• ubuntu/microk8s/pull/590

References

• CVE Record
• NVD entry