CVE-2020-2023

MEDIUM EPSS 62.6%
Published Jun 10, 20206y ago · Modified Jun 17, 20262w ago
6.3 CVSS 3.1
Medium
Find Similar
Published Jun 10, 2020 6y ago
Last Modified Jun 17, 2026 2w ago

Description

Kata Containers doesn't restrict containers from accessing the guest's root filesystem device. Malicious containers can exploit this to gain code execution on the guest and masquerade as the kata-agent. This issue affects Kata Containers 1.11 versions earlier than 1.11.1; Kata Containers 1.10 versions earlier than 1.10.5; and Kata Containers 1.9 and earlier versions.

CVSS Details

Base Score
6.3
Exploitability
2.0
Impact
3.7
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality Low
Integrity Low
Availability Low

Threat Intelligence

EPSS Exploit Probability
62.6% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-250

Affected Products 3

VendorProductVersionRange
katacontainersruntime* ≤1.9
katacontainersruntime*≥1.10  –  <1.10.5
katacontainersruntime*≥1.11  –  <1.11.1

References 7

  • github.com https://github.com/kata-containers/agent/issues/791
    Third Party Advisory
  • github.com https://github.com/kata-containers/agent/pull/792
    Patch
  • github.com https://github.com/kata-containers/runtime/issues/2488
    PatchThird Party Advisory
  • github.com https://github.com/kata-containers/runtime/pull/2477
    PatchThird Party Advisory
  • github.com https://github.com/kata-containers/runtime/pull/2487
    PatchThird Party Advisory
  • github.com https://github.com/kata-containers/runtime/releases/tag/1.10.5
    Release NotesThird Party Advisory
  • github.com https://github.com/kata-containers/runtime/releases/tag/1.11.1
    Release NotesThird Party Advisory

Remediation

  • github.com https://github.com/kata-containers/agent/pull/792
    Patch
  • github.com https://github.com/kata-containers/runtime/issues/2488
    PatchThird Party Advisory
  • github.com https://github.com/kata-containers/runtime/pull/2477
    PatchThird Party Advisory
  • github.com https://github.com/kata-containers/runtime/pull/2487
    PatchThird Party Advisory