CVE-2021-3344
8.8 · HIGHOverview
CVE-2021-3344 is a high-severity vulnerability affecting redhat openshift_builder. It was published on March 16, 2021 and has a CVSS 3.1 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
A privilege escalation flaw was found in OpenShift builder. During build time, credentials outside the build context are automatically mounted into the container image under construction. An OpenShift user, able to execute code during build time inside this container can re-use the credentials to overwrite arbitrary container images in internal registries and/or escalate their privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. This affects github.com/openshift/builder v0.0.0-20210125201112-7901cb396121 and before.
Remediation
Check the references section for vendor advisories and patches from redhat. Update openshift_builder to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| redhat | openshift_builder | >= 0, < 2021-01-26 | Affected |
| redhat | openshift_container_platform | >= 4.5, < 4.5.33 | Affected |
Frequently Asked Questions
What is CVE-2021-3344?
CVE-2021-3344 is a high-severity vulnerability affecting redhat openshift_builder. It was published on March 16, 2021 and has a CVSS 3.1 base score of 8.8 (HIGH).
How severe is CVE-2021-3344?
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-3344?
Check the references section for vendor advisories and patches from redhat. Update openshift_builder to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-3344?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-3344 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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