CVSS 3.1
7.4 highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:HCVE-2021-20218
High (7.4) in redhat. EPSS 1.3% chance of exploitation in the next 30 days. Fixed in io.fabric8:kubernetes-client 4.11.2, 4.13.2, 4.7.2.
A flaw was found in the fabric8 kubernetes-client in version 4.2.0 and after. This flaw allows a malicious pod/container to cause applications using the fabric8 kubernetes-client `copy` command to extract files outside the working path. The highest threat from this vulnerability is to integrity and system availability. This has been fixed in kubernetes-client-4.13.2 kubernetes-client-5.0.2 kubernetes-client-4.11.2 kubernetes-client-4.7.2
Severity
- EPSS
- 1.3% chance of exploitation in the next 30 days; higher than 70% of CVEs (scores of 2026-10-31)
- CWE
- CWE-22
- Published
- Modified
- Record from
- the NVD, synced
Affected
- redhat:a-mq_online
- redhat:build_of_quarkus
- redhat:codeready_studio
- redhat:descision_manager
- redhat:integration_camel_k
- redhat:jboss_fuse
- redhat:kubernetes-client
- redhat:openshift_container_platform
- redhat:process_automation
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-jwh2-ffg4-48xc | Maven | io.fabric8:kubernetes-client | >=4.2.0 <4.7.2 | 4.7.2 |
| GHSA-jwh2-ffg4-48xc | Maven | io.fabric8:kubernetes-client | >=4.8.0 <4.11.2 | 4.11.2 |
| GHSA-jwh2-ffg4-48xc | Maven | io.fabric8:kubernetes-client | >=4.12.0 <4.13.2 | 4.13.2 |
| GHSA-jwh2-ffg4-48xc | Maven | io.fabric8:kubernetes-client | >=5.0.0 <5.0.2 | 5.0.2 |