CVE-2018-1002105
9.8 · CRITICALOverview
CVE-2018-1002105 is a critical-severity vulnerability affecting kubernetes kubernetes. It was published on December 5, 2018 and has a CVSS 3.0 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
In all Kubernetes versions prior to v1.10.11, v1.11.5, and v1.12.3, incorrect handling of error responses to proxied upgrade requests in the kube-apiserver allowed specially crafted requests to establish a connection through the Kubernetes API server to backend servers, then send arbitrary requests over the same connection directly to the backend, authenticated with the Kubernetes API server's TLS credentials used to establish the backend connection.
Remediation
Check the references section for vendor advisories and patches from kubernetes. Update kubernetes 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 |
|---|---|---|---|
| kubernetes | kubernetes | 1.0.0 | Affected |
References
Frequently Asked Questions
What is CVE-2018-1002105?
CVE-2018-1002105 is a critical-severity vulnerability affecting kubernetes kubernetes. It was published on December 5, 2018 and has a CVSS 3.0 base score of 9.8 (CRITICAL).
How severe is CVE-2018-1002105?
This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2018-1002105?
Check the references section for vendor advisories and patches from kubernetes. Update kubernetes 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-2018-1002105?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-1002105 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
AI agents map your attack surface to find vulnerabilities like this one.
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