CVE-2020-2026 Information

Description

A malicious guest compromised before a container creation (e.g. a malicious guest image or a guest running multiple containers) can trick the kata runtime into mounting the untrusted container filesystem on any host path potentially allowing for code execution on the host. This issue affects: Kata Containers 1.11 versions earlier than 1.11.1; Kata Containers 1.10 versions earlier than 1.10.5; Kata Containers 1.9 and earlier versions.

CVSS Vector

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

Reference

https://github.com/kata-containers/runtime/issues/2712 https://github.com/kata-containers/runtime/pull/2713 https://github.com/kata-containers/runtime/releases/tag/1.10.5 https://github.com/kata-containers/runtime/releases/tag/1.11.1 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2P7FHA4AF6Y6PAVJBTTQPUEHXZQUOF3P/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6JPBKAQBF3OR72N55GWM2TDYQP2OHK6H/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6W5MKF7HSAIL2AX2BX6RV4WWVGUIKVLS/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NJAMOVB7DSOGX7J26QH5HZKU7GSSX2VU/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QNJHSSPCKUGJDVXXIXK2JUWCRJDQX7CE/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XWACJQSMY5BVDMVTF3FBN7HZSOSFOG3Q/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8