CVE-2020-2026 Kata Containers - Guests can trick the kata-runtime into mounting the container image on any host path

2020-06-1000:00:00

CWE-59

palo_alto

www.cve.org

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.8 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

21.8%

JSON

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.

CNA Affected

[
  {
    "product": "Kata Containers",
    "vendor": "Kata Containers",
    "versions": [
      {
        "lessThan": "1.11.1",
        "status": "affected",
        "version": "1.11",
        "versionType": "custom"
      },
      {
        "lessThan": "1.10.5",
        "status": "affected",
        "version": "1.10",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "1.9",
        "status": "affected",
        "version": "1",
        "versionType": "custom"
      }
    ]
  }
]