CVE-2020-2023
Last modified
CVE-2020-2023 is a medium-severity vulnerability rated 6.3/10 on the CVSS scale. 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. EPSS estimates a 1.14% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Katacontainers | Runtime | <= 1.9 |
| Katacontainers | Runtime | >= 1.10, < 1.10.5 |
| Katacontainers | Runtime | >= 1.11, < 1.11.1 |
References
- https://github.com/kata-containers/agent/issues/791Third Party Advisory
- https://github.com/kata-containers/runtime/issues/2488Patch, Third Party Advisory
- https://github.com/kata-containers/runtime/pull/2477Patch, Third Party Advisory
- https://github.com/kata-containers/runtime/pull/2487Patch, Third 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://github.com/kata-containers/agent/issues/791Third Party Advisory
- https://github.com/kata-containers/runtime/issues/2488Patch, Third Party Advisory
- https://github.com/kata-containers/runtime/pull/2477Patch, Third Party Advisory
- https://github.com/kata-containers/runtime/pull/2487Patch, Third 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
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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