CVE-2020-27151 Information

Description

An issue was discovered in Kata Containers through 1.11.3 and 2.x through 2.0-rc1. The runtime will execute binaries given using annotations without any kind of validation. Someone who is granted access rights to a cluster will be able to have kata-runtime execute arbitrary binaries as root on the worker nodes.

CVSS Vector

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

Reference

https://bugs.launchpad.net/katacontainers.io/+bug/1878234 https://github.com/kata-containers/runtime/releases/tag/1.11.5 https://github.com/kata-containers/kata-containers/releases/tag/2.0.0 https://github.com/kata-containers/runtime/releases/tag/1.12.0

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8