CVE-2020-2026
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.47%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 8.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- EPSS
- 0.47% probability · 40th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-59
- Affected
- katacontainers/runtime · fedoraproject/fedora
- Source
- psirt@paloaltonetworks.com
References
- https://github.com/kata-containers/runtime/issues/2712Third Party Advisory
- https://github.com/kata-containers/runtime/pull/2713Third Party Advisory
- https://github.com/kata-containers/runtime/releases/tag/1.10.5Release Notes, Third Party Advisory
- https://github.com/kata-containers/runtime/releases/tag/1.11.1Release Notes, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2P7FHA4AF6Y6PAVJBTTQPUEHXZQUOF3P/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6JPBKAQBF3OR72N55GWM2TDYQP2OHK6H/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6W5MKF7HSAIL2AX2BX6RV4WWVGUIKVLS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJAMOVB7DSOGX7J26QH5HZKU7GSSX2VU/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QNJHSSPCKUGJDVXXIXK2JUWCRJDQX7CE/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWACJQSMY5BVDMVTF3FBN7HZSOSFOG3Q/
- https://github.com/kata-containers/runtime/issues/2712Third Party Advisory
- https://github.com/kata-containers/runtime/pull/2713Third Party Advisory
- https://github.com/kata-containers/runtime/releases/tag/1.10.5Release Notes, Third Party Advisory
- https://github.com/kata-containers/runtime/releases/tag/1.11.1Release Notes, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2P7FHA4AF6Y6PAVJBTTQPUEHXZQUOF3P/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6JPBKAQBF3OR72N55GWM2TDYQP2OHK6H/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6W5MKF7HSAIL2AX2BX6RV4WWVGUIKVLS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJAMOVB7DSOGX7J26QH5HZKU7GSSX2VU/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QNJHSSPCKUGJDVXXIXK2JUWCRJDQX7CE/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWACJQSMY5BVDMVTF3FBN7HZSOSFOG3Q/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.