Vulnerability in Kata Containers
CVE-2020-2023
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.
EPSS: 0.011 (63.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.8 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N.
Affected products
- Kata Containers — versions 1.11, 1.10, 1
- Katacontainers Runtime
Weakness classification (CWE)
Public proof-of-concept exploits
References
- psirt@paloaltonetworks.com (Patch, Third Party Advisory, x_refsource_MISC)
- psirt@paloaltonetworks.com (Patch, Third Party Advisory, x_refsource_MISC)
- psirt@paloaltonetworks.com (Patch, Third Party Advisory, x_refsource_MISC)
- psirt@paloaltonetworks.com (Third Party Advisory, x_refsource_MISC)
- psirt@paloaltonetworks.com (Patch, x_refsource_MISC)
- psirt@paloaltonetworks.com (Third Party Advisory, x_refsource_MISC, Release Notes)
- psirt@paloaltonetworks.com (Third Party Advisory, x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2020-2023?
- CVE-2020-2023 is a low-severity vulnerability in Kata Containers, classified under CWE-250. CVSS score: 3.8/10. Published 2020-06-10.
- How severe is CVE-2020-2023?
- Low severity. CVSS v3 base score is 3.8 out of 10.
- Is CVE-2020-2023 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.